{"id":1696,"date":"2021-05-08T09:37:39","date_gmt":"2021-05-08T01:37:39","guid":{"rendered":"https:\/\/www.chinaautoregs.com\/?p=1696"},"modified":"2023-06-18T09:20:14","modified_gmt":"2023-06-18T01:20:14","slug":"gb-t%e8%8b%b1%e6%96%87%e7%89%88%e7%bf%bb%e8%af%91-english-%e4%b9%98%e7%94%a8%e8%bd%a6%e5%90%8e%e9%83%a8%e4%ba%a4%e9%80%9a%e7%a9%bf%e8%a1%8c%e6%8f%90%e7%a4%ba%e7%b3%bb%e7%bb%9f%e6%80%a7%e8%83%bd","status":"publish","type":"post","link":"https:\/\/www.chinaautoregs.com\/?p=1696","title":{"rendered":"GB\/T\u82f1\u6587\u7248\u7ffb\u8bd1\/English \u4e58\u7528\u8f66\u540e\u90e8\u4ea4\u901a\u7a7f\u884c\u63d0\u793a\u7cfb\u7edf\u6027\u80fd\u8981\u6c42\u53ca\u8bd5\u9a8c\u65b9\u6cd5"},"content":{"rendered":"<p>hinaAutoRegs\uff5cGB\/T\u82f1\u6587\u7248\u7ffb\u8bd1\/English\/\u4e58\u7528\u8f66\u540e\u90e8\u4ea4\u901a\u7a7f\u884c\u63d0\u793a\u7cfb\u7edf\u6027\u80fd\u8981\u6c42\u53ca\u8bd5\u9a8c\u65b9\u6cd5<br \/>\nPerformance requirements and testing methods for rear cross traffic alert system of passenger cars<\/p>\n<p><!--more--><\/p>\n<p>1 \u8303\u56f4<\/p>\n<p>\u672c\u6587\u4ef6\u89c4\u5b9a\u4e86\u4e58\u7528\u8f66\u540e\u90e8\u4ea4\u901a\u7a7f\u884c\u63d0\u793a\u7cfb\u7edf\u7684\u6027\u80fd\u8981\u6c42\u548c\u8bd5\u9a8c\u65b9\u6cd5\u3002 \u672c\u6587\u4ef6\u9002\u7528\u4e8e\u5b89\u88c5\u6709\u540e\u90e8\u4ea4\u901a\u7a7f\u884c\u63d0\u793a\u7cfb\u7edf\u7684M1\u7c7b\u8f66\u8f86\u3002<\/p>\n<p>2 \u89c4\u8303\u6027\u5f15\u7528\u6587\u4ef6<\/p>\n<p>\u4e0b\u5217\u6587\u4ef6\u4e2d\u7684\u5185\u5bb9\u901a\u8fc7\u6587\u4e2d\u7684\u89c4\u8303\u6027\u5f15\u7528\u800c\u6784\u6210\u672c\u6587\u4ef6\u5fc5\u4e0d\u53ef\u5c11\u7684\u6761\u6b3e\u3002\u5176\u4e2d\uff0c\u6ce8\u65e5\u671f\u7684\u5f15\u7528\u6587\u4ef6\uff0c \u4ec5\u8be5\u65e5\u671f\u5bf9\u5e94\u7684\u7248\u672c\u9002\u7528\u4e8e\u672c\u6587\u4ef6\uff1b\u4e0d\u6ce8\u65e5\u671f\u7684\u5f15\u7528\u6587\u4ef6\uff0c\u5176\u6700\u65b0\u7248\u672c\uff08\u5305\u62ec\u6240\u6709\u7684\u4fee\u6539\u5355\uff09\u9002\u7528\u4e8e\u672c \u6587\u4ef6\u3002<br \/>\nGB 3565-2005 \u81ea\u884c\u8f66\u5b89\u5168\u8981\u6c42<br \/>\nGB 34660 \u9053\u8def\u8f66\u8f86 \u7535\u78c1\u517c\u5bb9\u6027\u8981\u6c42\u548c\u8bd5\u9a8c\u65b9\u6cd5<br \/>\nGB\/T 39263-2020 \u9053\u8def\u8f66\u8f86 \u5148\u8fdb\u9a7e\u9a76\u8f85\u52a9\u7cfb\u7edf\uff08ADAS\uff09 \u672f\u8bed\u53ca\u5b9a\u4e49<\/p>\n<p>3 \u672f\u8bed\u548c\u5b9a\u4e49<\/p>\n<p>GB\/T 39263-2020\u3001GB 3565-2005\u754c\u5b9a\u7684\u4ee5\u53ca\u4e0b\u5217\u672f\u8bed\u548c\u5b9a\u4e49\u9002\u7528\u4e8e\u672c\u6587\u4ef6\u3002<\/p>\n<p>\u540e\u65b9\u4ea4\u901a\u7a7f\u884c\u63d0\u793a\u7cfb\u7edf rear cross traffic alert system<br \/>\n\u5728\u8f66\u8f86\u5012\u8f66\u65f6\uff0c\u5b9e\u65f6\u76d1\u6d4b\u8f66\u8f86\u540e\u65b9\u6a2a\u5411\u63a5\u8fd1\u7684\u5176\u5b83\u9053\u8def\u4f7f\u7528\u8005\uff0c\u5e76\u5728\u53ef\u80fd\u53d1\u751f\u78b0\u649e\u5371\u9669\u65f6\u53d1\u51fa\u8b66\u544a \u4fe1\u606f\u7684\u7cfb\u7edf\u3002<\/p>\n<p>\u8bd5\u9a8c\u8f66\u8f86 subject vehicle<br \/>\n\u88c5\u914d\u6709\u540e\u90e8\u4ea4\u901a\u7a7f\u884c\u63d0\u793a\u7cfb\u7edf\u53ca\u8bd5\u9a8c\u8bbe\u5907\u7684\u88ab\u6d4b\u8f66\u8f86\u3002<\/p>\n<p>\u81ea\u884c\u8f66 cycle \u4ec5\u501f\u9a91\u884c\u8005\u7684\u4eba\u529b\uff0c\u4e3b\u8981\u4ee5\u811a\u8e6c\u9a71\u52a8\uff0c\u81f3\u5c11\u6709\u4e24\u4e2a\u8f66\u8f6e\u7684\u8f66\u8f86\u3002 [\u6765\u6e90\uff1aGB 3565-2005\uff0c3.1 ]<\/p>\n<p>\u4e24\u8f6e\u8f66 bicycle \u4e24\u4e2a\u8f66\u8f6e\u7684\u81ea\u884c\u8f66\u3002 [\u6765\u6e90\uff1aGB 3565-2005\uff0c3.2]<\/p>\n<p>\u76ee\u6807\u7269 target object<br \/>\n\u5728\u8f66\u8f86\u540e\u65b9\u6a2a\u5411\u63a5\u8fd1\u7684\u8f66\u8f86\u3001\u4e24\u8f6e\u8f66\u548c\u884c\u4eba\u3002<br \/>\n3.5.1<br \/>\n\u76ee\u6807\u8f66\u8f86 target vehicle<br \/>\n\u5728\u8f66\u8f86\u540e\u65b9\u6a2a\u5411\u63a5\u8fd1\u7684\u673a\u52a8\u8f66\u3002<\/p>\n<p>3.5.2<br \/>\n\u76ee\u6807\u4e24\u8f6e\u8f66 target bicycle<br \/>\n\u5728\u8f66\u8f86\u540e\u65b9\u6a2a\u5411\u63a5\u8fd1\u7684\u4e24\u8f6e\u8f66\u3002<br \/>\n3.5.3<br \/>\n\u76ee\u6807\u884c\u4eba target pedestrian<br \/>\n\u5728\u8f66\u8f86\u540e\u65b9\u6a2a\u5411\u63a5\u8fd1\u7684\u884c\u4eba\u3002<\/p>\n<p>\u906e\u6321\u8f66\u8f86 blocking vehicle<br \/>\n\u5728\u8bd5\u9a8c\u8f66\u8f86\u76f8\u90bb\u8f66\u4f4d\uff0c\u4e0e\u8bd5\u9a8c\u8f66\u8f86\u5e73\u884c\u505c\u653e\u7684\u8f66\u8f86\u3002<\/p>\n<p>\u6a2a\u5411\u8ddd\u79bb lateral distance<br \/>\n\u5728\u8bd5\u9a8c\u8f66\u8f86\u5750\u6807\u7cfb\u4e0b\uff0c\u8bd5\u9a8c\u8f66\u8f86\u4e34\u8fd1\u76ee\u6807\u7684\u8f66\u8eab\u4fa7\u5411\u6700\u5916\u7f18\uff08\u9664\u5916\u540e\u89c6\u955c\uff09\u4e0e\u76ee\u6807\u524d\u7aef\u6700\u5916\u7f18\uff08\u76ee \u6807\u4e3a\u884c\u4eba\u65f6\uff0c\u4e3a\u884c\u4eba\u8d28\u5fc3\uff09\u4e4b\u95f4\u5728\u5782\u76f4\u4e8e\u8bd5\u9a8c\u8f66\u8f86\u884c\u9a76\u65b9\u5411\u4e0a\u7684\u6295\u5f71\u8ddd\u79bb\uff0c\u89c1\u56fe1\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u8bf4\u660e\uff1a<br \/>\n1-\u8bd5\u9a8c\u8f66\u8f86\uff1b<br \/>\n2-\u76ee\u6807\u8f66\u8f86\uff1b<br \/>\n3-\u906e\u6321\u8f66\u8f86\uff1b<br \/>\n4-\u76ee\u6807\u4e24\u8f6e\u8f66\uff1b<br \/>\n5-\u76ee\u6807\u884c\u4eba\uff1b L1-\u6a2a\u5411\u8ddd\u79bb<br \/>\n\u56fe1 \u76ee\u6807\u4e0e\u8bd5\u9a8c\u8f66\u8f86\u7684\u6a2a\u5411\u8ddd\u79bb<\/p>\n<p>\u63a5\u8fd1\u901f\u5ea6 approaching velocity<br \/>\n\u8bd5\u9a8c\u8f66\u8f86\u4e0e\u76ee\u6807\u5728\u6a2a\u5411\u8ddd\u79bb\u6295\u5f71\u4e0a\u7684\u76f8\u5bf9\u901f\u5ea6\u3002<\/p>\n<p>\u9884\u78b0\u649e\u65f6\u95f4 time to collision\uff1bTTC<br \/>\n\u8bd5\u9a8c\u8f66\u8f86\u4e0e\u76ee\u6807\u5728\u540c\u4e00\u65f6\u523b\u7684\u6a2a\u5411\u8ddd\u79bb\u4e0e\u63a5\u8fd1\u901f\u5ea6\u7684\u6bd4\u503c\u3002<\/p>\n<p>\u81ea\u68c0 self-check<br \/>\n\u7cfb\u7edf\u5bf9\u81ea\u8eab\u6545\u969c\u8fdb\u884c\u68c0\u67e5\u7684\u529f\u80fd\u3002<\/p>\n<p>4 \u4e00\u822c\u8981\u6c42<\/p>\n<p>\u529f\u80fd\u8981\u6c42<\/p>\n<p>RCTA\u7cfb\u7edf\u6309\u7167\u6700\u5c0f\u8bc6\u522b\u76ee\u6807\u53ef\u5206\u6210\u2160\u578b\u3001\u2161\u578b\u4e24\u79cd\u7c7b\u578b\uff0c\u5982\u88681\u6240\u793a\uff0c\u5206\u522b\u5e94\u6ee1\u8db3\u4ee5\u4e0b\u8981\u6c42\uff1a<br \/>\na) \u5728\u8f66\u8f86\u5012\u8f66\u65f6\uff0c\u2160\u578b RCTA \u7cfb\u7edf\u81f3\u5c11\u5b9e\u65f6\u76d1\u6d4b\u8f66\u8f86\u540e\u65b9\u6a2a\u5411\u63a5\u8fd1\u7684\u6c7d\u8f66\u3001\u6469\u6258\u8f66\u3001\u4e24\u8f6e\u8f66\uff0c\u5e76 \u5728\u53ef\u80fd\u53d1\u751f\u78b0\u649e\u5371\u9669\u65f6\u53d1\u51fa\u8b66\u544a\u4fe1\u606f\uff1b<br \/>\nb) \u5728\u8f66\u8f86\u5012\u8f66\u65f6\uff0c\u2161\u578b RCTA \u7cfb\u7edf\u81f3\u5c11\u5b9e\u65f6\u76d1\u6d4b\u8f66\u8f86\u540e\u65b9\u6a2a\u5411\u63a5\u8fd1\u7684\u6c7d\u8f66\u3001\u6469\u6258\u8f66\u3001\u4e24\u8f6e\u8f66\u548c\u884c \u4eba\uff0c\u5e76\u5728\u53ef\u80fd\u53d1\u751f\u78b0\u649e\u5371\u9669\u65f6\u53d1\u51fa\u8b66\u544a\u4fe1\u606f\u3002<\/p>\n<p>\u81ea\u68c0\u8981\u6c42<\/p>\n<p>4.2.1 RCTA \u7cfb\u7edf\u5e94\u81f3\u5c11\u5728\u4e0a\u7535\u540e\u8fdb\u884c\u81ea\u68c0\u3002<br \/>\n4.2.2 RCTA \u7cfb\u7edf\u81f3\u5c11\u5e94\u5177\u5907\u4ee5\u4e0b\u81ea\u68c0\u529f\u80fd\uff1a a) \u68c0\u67e5\u76f8\u5173\u7535\u6c14\u90e8\u4ef6\u662f\u5426\u6b63\u5e38\u8fd0\u884c\uff1b b) \u68c0\u67e5\u76f8\u5173\u4f20\u611f\u5143\u4ef6\u662f\u5426\u6b63\u5e38\u8fd0\u884c\u3002<br \/>\n4.2.3 \u5728\u53d1\u751f\u7535\u5b50\u3001\u7535\u6c14\u6545\u969c\u65f6\uff0c\u6545\u969c\u63d0\u793a\u4e0d\u5e94\u51fa\u73b0\u660e\u663e\u7684\u5ef6\u8fdf\uff1b\u6545\u969c\u63d0\u793a\u4fe1\u606f\u5e94\u80fd\u88ab\u9a7e\u9a76\u5458\u6e05\u6670\u89c2 \u6d4b\uff0c\u4e14\u660e\u663e\u533a\u5206\u4e8e\u78b0\u649e\u63d0\u793a\u3002<\/p>\n<p>\u7cfb\u7edf\u72b6\u6001\u63d0\u793a\u8981\u6c42<\/p>\n<p>\u5bf9\u4e8e\u9a7e\u9a76\u5458\u53ef\u4e3b\u52a8\u5f00\u542f\u548c\u5173\u95ed\u7684RCTA\u7cfb\u7edf\uff0c\u5f53\u9a7e\u9a76\u5458\u4e3b\u52a8\u5173\u95ed\u7cfb\u7edf\u540e\uff0c\u5e94\u53d1\u51fa\u63d0\u793a\u4fe1\u606f\u3002<\/p>\n<p>\u7535\u78c1\u517c\u5bb9\u6027\u8981\u6c42<\/p>\n<p>RCTA\u7cfb\u7edf\u4e0d\u5e94\u53d7\u7535\u78c1\u573a\u7684\u4e0d\u5229\u5f71\u54cd\uff0c\u5176\u7535\u78c1\u517c\u5bb9\u6027\u5e94\u7b26\u5408GB 34660\u3002<\/p>\n<p>5 \u6027\u80fd\u8981\u6c42<\/p>\n<p>\u78b0\u649e\u63d0\u793a\u5f62\u5f0f<\/p>\n<p>RCTA\u7cfb\u7edf\u7684\u78b0\u649e\u63d0\u793a\u5f62\u5f0f\u5e94\u7b26\u5408\u4ee5\u4e0b\u8981\u6c42\uff1a a) \u81f3\u5c11\u4e3a\u89c6\u89c9\u3001\u542c\u89c9\u3001\u89e6\u89c9\u4e2d\u4e00\u79cd\uff1b<br \/>\nb) \u6613\u88ab\u9a7e\u9a76\u5458\u611f\u77e5\u4e14\u660e\u663e\u533a\u5206\u4e8e\u8f66\u8f86\u4e2d\u5176\u4ed6\u7cfb\u7edf\u7684\u63d0\u793a\u4fe1\u606f\uff1b c) \u6e05\u6670\u5730\u6307\u793a\u76ee\u6807\u51fa\u73b0\u7684\u65b9\u5411\u3002<\/p>\n<p>\u78b0\u649e\u63d0\u793a\u6761\u4ef6<\/p>\n<p>\u2160\u578bRCTA\u7cfb\u7edf\u5e94\u6309\u71676.4\u30016.5\u8fdb\u884c\u8bd5\u9a8c\uff0c\u2161\u578bRCTA\u7cfb\u7edf\u5e94\u6309\u71676.4\u30016.5\u30016.6\u8fdb\u884c\u8bd5\u9a8c\uff0c\u81f3\u5c11\u5f53\u76ee \u6807\u4ece\u5de6\u4fa7\u548c\/\u6216\u53f3\u4fa7\u9760\u8fd1\u8bd5\u9a8c\u8f66\u8f86\u7684\u9884\u78b0\u649e\u65f6\u95f4\u5c0f\u4e8e\u7b49\u4e8e1.7 s\u65f6\uff0cRCTA\u7cfb\u7edf\u5e94\u6309\u71675.1\u53d1\u51fa\u78b0\u649e\u63d0\u793a\u3002<\/p>\n<p>6 \u8bd5\u9a8c\u65b9\u6cd5<\/p>\n<p>\u8bd5\u9a8c\u73af\u5883\u6761\u4ef6<\/p>\n<p>6.1.1 \u8bd5\u9a8c\u9053\u8def\u5e94\u4e3a\u6c34\u5e73\u3001\u5e72\u71e5\u3001\u5177\u6709\u826f\u597d\u9644\u7740\u80fd\u529b\u7684\u6df7\u51dd\u571f\u6216\u6ca5\u9752\u8def\u9762\u3002<br \/>\n6.1.2 \u73af\u5883\u6e29\u5ea6\u5e94\u4e3a-20\u2103~45\u2103\u3002<br \/>\n6.1.3 \u6c34\u5e73\u53ef\u89c6\u8303\u56f4\u5e94\u786e\u4fdd\u80fd\u591f\u5728\u6574\u4e2a\u8bd5\u9a8c\u4e2d\u6e05\u6670\u89c2\u5bdf\u76ee\u6807\u3002<\/p>\n<p>\u8bd5\u9a8c\u8bbe\u5907<\/p>\n<p>6.2.1 \u76ee\u6807\u8f66\u8f86\u5e94\u4e3a\u666e\u901a\u5927\u6279\u91cf\u751f\u4ea7\u7684 M1 \u7c7b\u8f66\u8f86\u6216\u7b26\u5408\u56fd\u5bb6\u6807\u51c6\u4e14\u8868\u5f81\u53c2\u6570\u80fd\u591f\u4ee3\u8868\u8f66\u8f86\u7684\u67d4\u6027\u76ee<\/p>\n<p>\u6807\u3002<br \/>\n6.2.2 \u76ee\u6807\u4e24\u8f6e\u8f66\u5e94\u4e3a\u666e\u901a\u5927\u6279\u91cf\u751f\u4ea7\u7684\u4e24\u8f6e\u8f66\u6216\u7b26\u5408\u56fd\u5bb6\u6807\u51c6\u7684\u8868\u5f81\u53c2\u6570\u80fd\u591f\u4ee3\u8868\u4e24\u8f6e\u8f66\u7684\u67d4\u6027\u76ee \u6807\u3002\u3002\u4e24\u8f6e\u8f66\u7684\u957f\u5ea6\u5e94\u4e3a\uff081.8\u00b10.2\uff09 m\uff0c\u9ad8\u5ea6\uff08\u5305\u542b\u6210\u5e74\u9a91\u884c\u8005\uff09\u5e94\u4e3a\uff081.7\u00b10.2\uff09 m\u3002<br \/>\n6.2.3 \u76ee\u6807\u884c\u4eba\u5e94\u91c7\u7528\u7b26\u5408\u56fd\u5bb6\u6807\u51c6\u7684\u5047\u4eba\u3002\u6210\u4eba\u76ee\u6807\u5047\u4eba\u9ad8\u5ea6\u5e94\u4e3a\uff081.8\u00b10.1\uff09 m\uff08\u4e0d\u542b\u8f68\u9053\uff09\uff0c \u513f\u7ae5\u76ee\u6807\u5047\u4eba\u9ad8\u5ea6\u5e94\u4e3a\uff081.1\u00b10.1\uff09 m\uff08\u4e0d\u542b\u8f68\u9053\uff09\u3002<br \/>\n6.2.4 \u906e\u6321\u8f66\u8f86\u5e94\u4e3a\u666e\u901a\u5927\u6279\u91cf\u751f\u4ea7\u7684 M1 \u7c7b\u8f66\u8f86\u6216\u7b26\u5408\u56fd\u5bb6\u6807\u51c6\u4e14\u8868\u5f81\u53c2\u6570\u80fd\u591f\u4ee3\u8868\u8f66\u8f86\u7684\u67d4\u6027\u76ee \u6807\uff0c\u5e76\u5e94\u7b26\u5408\u4e0b\u5217\u8981\u6c42\uff1a<br \/>\na) \u8f66\u8f86\u6700\u5c0f\u79bb\u5730\u95f4\u9699\u5e94\u4e0d\u5927\u4e8e 150 mm\uff1b b) \u8f66\u8f86\u79bb\u53bb\u89d2\u5e94\u4e0d\u5927\u4e8e 25\u00b0\u3002<\/p>\n<p>\u6d4b\u91cf\u7cfb\u7edf<\/p>\n<p>6.3.1 \u6d4b\u91cf\u7cfb\u7edf\u5e94\u5b8c\u5168\u72ec\u7acb\u4e8e\u5f85\u6d4b RCTA \u7cfb\u7edf\u3002<br \/>\n6.3.2 \u6d4b\u91cf\u7cfb\u7edf\u7cbe\u5ea6\u5e94\u6ee1\u8db3\u7b26\u5408\u4e0b\u5217\u8981\u6c42\uff1a a) \u8ddd\u79bb\u6d4b\u91cf\u7cbe\u5ea6\u5e94\u81f3\u5c11\u8fbe\u5230 0.05 m\uff1b b) \u65f6\u95f4\u6d4b\u91cf\u7cbe\u5ea6\u5e94\u81f3\u5c11\u8fbe\u5230 30 ms\uff1b<br \/>\nc) \u901f\u5ea6\u6d4b\u91cf\u7cbe\u5ea6\u5e94\u81f3\u5c11\u8fbe\u5230 0.1 km\/h\u3002<\/p>\n<p>\u673a\u52a8\u8f66\u7a7f\u884c\u8bd5\u9a8c<\/p>\n<p>\u5982\u56fe3\u6240\u793a\uff0c\u8bd5\u9a8c\u8f66\u8f86\u4e2d\u8f74\u7ebf\u5e73\u884c\u4e8eX\u8f74\uff0c\u906e\u6321\u8f66\u8f86\u4e34\u8fd1\u8bd5\u9a8c\u8f66\u8f86\u7684\u8f66\u8eab\u6700\u5916\u7f18\uff08\u4e0d\u5305\u62ec\u5916\u540e\u89c6\u955c\uff09 \u4e0e\u8bd5\u9a8c\u8f66\u8f86\u4e34\u8fd1\u906e\u6321\u8f66\u8f86\u7684\u8f66\u8eab\u6700\u5916\u7f18\uff08\u4e0d\u5305\u62ec\u5916\u540e\u89c6\u955c\uff09\u6cbfY\u8f74\u7684\u6295\u5f71\u8ddd\u79bbA1\u4e3a(70\u00b15) cm\uff0c\u906e\u6321\u8f66 \u8f86\u8f66\u8eab\u540e\u7aef\u6700\u5916\u7f18\u4e0e\u8bd5\u9a8c\u8f66\u8f86\u8f66\u8eab\u540e\u7aef\u6700\u5916\u7f18\u6cbfX\u8f74\u65b9\u5411\u7684\u8ddd\u79bbA2\u4e3a(50\u00b15) cm\u3002<br \/>\n\u8bd5\u9a8c\u8f66\u8f86\u4e34\u8fd1\u76ee\u6807\u7684\u8f66\u8eab\u4fa7\u5411\u6700\u5916\u7f18\uff08\u9664\u5916\u540e\u89c6\u955c\uff09\u4e0e\u76ee\u6807\u8f66\u8f86\u524d\u7aef\u6700\u5916\u7f18\u4e4b\u95f4\u5728Y\u8f74\u7684\u6295\u5f71\u8ddd\u79bb \u4e3aA3\uff0c\u8bd5\u9a8c\u8f66\u8f86\u540e\u7aef\u6700\u5916\u7f18\u4e0e\u76ee\u6807\u8f66\u76f8\u90bb\u4e00\u4fa7\u5916\u7f18\uff08\u4e0d\u5305\u62ec\u5916\u540e\u89c6\u955c\uff09\u4e4b\u95f4\u5728X\u8f74\u7684\u6295\u5f71\u8ddd\u79bb\u4e3aA4\uff0cA3\u3001 A4\u53c2\u6570\u89c1\u88682\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u8bf4\u660e\uff1a<br \/>\n1-\u8bd5\u9a8c\u8f66\u8f86\uff1b<br \/>\n2-\u76ee\u6807\u8f66\u8f86\uff1b<br \/>\n3-\u906e\u6321\u8f66\u8f86\uff1b<\/p>\n<p>\u56fe2 \u673a\u52a8\u8f66\u7a7f\u884c\u8bd5\u9a8c\u793a\u610f\u56fe<\/p>\n<p>\u8bd5\u9a8c\u5f00\u59cb\u65f6\uff0c\u8bd5\u9a8c\u8f66\u8f86\u5e94\u6302\u5012\u6863\uff0c\u65b9\u5411\u76d8\u5904\u4e8e\u96f6\u4f4d\u81ea\u7531\u884c\u7a0b\u8303\u56f4\u5185\uff0c\u5e76\u5c45\u4e2d\u9759\u6b62\u5728\u672c\u8f66\u8f66\u4f4d\uff1b\u76ee\u6807 \u8f66\u8f86\u5e94\u5728A3\u8ddd\u79bb\u524d\u8fbe\u5230\u901f\u5ea6Va\u5e76\u5e73\u884c\u4e8eY\u8f74\u505a\u5300\u901f\u8fd0\u52a8\uff0cVa\u53c2\u6570\u89c1\u88682\uff1b\u5f53\u76ee\u6807\u8f66\u8f86\u8fdc\u79bb\u8bd5\u9a8c\u8f66\u8f8610 m\u6216 \u7cfb\u7edf\u7684\u78b0\u649e\u63d0\u793a\u7ed3\u675f\u65f6\uff0c\u8bd5\u9a8c\u7ed3\u675f\u3002<br \/>\n\u5728\u6bcf\u7ec4\u53c2\u6570\u4e0b\u5747\u5e94\u5206\u522b\u5f00\u5c55\u76ee\u6807\u8f66\u8f86\u76f8\u5bf9\u8bd5\u9a8c\u8f66\u8f86\u4ece\u5de6\u5230\u53f3\u7a7f\u884c\u8bd5\u9a8c\u548c\u4ece\u53f3\u5230\u5de6\u7a7f\u884c\u8bd5\u9a8c\u5404\u4e00\u6b21\u3002<\/p>\n<p>\u88681 \u673a\u52a8\u8f66\u7a7f\u884c\u8bd5\u9a8c\u65b9\u6cd5\u53c2\u6570<\/p>\n<p>\u9879\u76ee \u53c2\u6570<br \/>\nVa (km\/h) 10\u00b11 20\u00b11 40\u00b11 40\u00b11<br \/>\nA3 (m) 10\u00b10.2 20\u00b10.2 30\u00b10.2 30\u00b10.2<br \/>\nA4 (m) 0.8\u00b10.1 0.8\u00b10.1 0.8\u00b10.1 3.5\u00b10.1<\/p>\n<p>\u4e24\u8f6e\u8f66\u7a7f\u884c\u8bd5\u9a8c<\/p>\n<p>\u5982\u56fe4\u6240\u793a\uff0c\u8bd5\u9a8c\u8f66\u8f86\u4e2d\u8f74\u7ebf\u5e73\u884c\u4e8eX\u8f74\uff0c\u906e\u6321\u8f66\u8f86\u4e34\u8fd1\u8bd5\u9a8c\u8f66\u8f86\u7684\u8f66\u8eab\u6700\u5916\u7f18\uff08\u4e0d\u5305\u62ec\u5916\u540e\u89c6\u955c\uff09 \u4e0e\u8bd5\u9a8c\u8f66\u8f86\u4e34\u8fd1\u906e\u6321\u8f66\u8f86\u7684\u8f66\u8eab\u6700\u5916\u7f18\uff08\u4e0d\u5305\u62ec\u5916\u540e\u89c6\u955c\uff09\u6cbfY\u8f74\u7684\u6295\u5f71\u8ddd\u79bbB1\u4e3a(70\u00b15) cm\uff0c\u906e\u6321\u8f66 \u8f86\u8f66\u8eab\u540e\u7aef\u6700\u5916\u7f18\u4e0e\u8bd5\u9a8c\u8f66\u8f86\u8f66\u8eab\u540e\u7aef\u6700\u5916\u7f18\u6cbfX\u8f74\u65b9\u5411\u7684\u8ddd\u79bbB2\u4e3a(50\u00b15) cm\u3002<br \/>\n\u8bd5\u9a8c\u8f66\u8f86\u4e34\u8fd1\u76ee\u6807\u7684\u8f66\u8eab\u4fa7\u5411\u6700\u5916\u7f18\uff08\u9664\u5916\u540e\u89c6\u955c\uff09\u4e0e\u4e24\u8f6e\u8f66\u6700\u524d\u7aef\u4e4b\u95f4\u5728Y\u8f74\u7684\u6295\u5f71\u8ddd\u79bb\u4e3aB3\uff0c \u4e24\u8f6e\u8f66\u4e2d\u8f74\u7ebf\u4e0e\u8bd5\u9a8c\u8f66\u8f86\u540e\u7aef\u6700\u5916\u7f18\u4e4b\u95f4\u5728X\u8f74\u7684\u6295\u5f71\u8ddd\u79bb\u4e3aB4\uff0cB3\u3001B4\u53c2\u6570\u89c1\u88683\u3002<\/p>\n<p>\u8bf4\u660e\uff1a<br \/>\n1-\u8bd5\u9a8c\u8f66\u8f86\uff1b<br \/>\n2-\u76ee\u6807\u4e24\u8f6e\u8f66\uff1b<br \/>\n3-\u906e\u6321\u8f66\u8f86\uff1b<\/p>\n<p>\u56fe3 \u4e24\u8f6e\u8f66\u7a7f\u884c\u8bd5\u9a8c\u793a\u610f\u56fe<\/p>\n<p>\u8bd5\u9a8c\u5f00\u59cb\u65f6\uff0c\u8bd5\u9a8c\u8f66\u8f86\u5e94\u6302\u5012\u6863\uff0c\u65b9\u5411\u76d8\u5904\u4e8e\u96f6\u4f4d\u81ea\u7531\u884c\u7a0b\u8303\u56f4\u5185\uff0c\u5e76\u5c45\u4e2d\u9759\u6b62\u5728\u672c\u8f66\u8f66\u4f4d\uff1b\u76ee\u6807 \u4e24\u8f6e\u8f66\u5e94\u5728B3\u8ddd\u79bb\u524d\u8fbe\u5230\u901f\u5ea6Vb\u5e76\u5e73\u884c\u4e8eY\u8f74\u505a\u5300\u901f\u8fd0\u52a8\uff0cVb\u53c2\u6570\u89c1\u88683\uff1b\u5f53\u76ee\u6807\u4e24\u8f6e\u8f66\u8fdc\u79bb\u8bd5\u9a8c\u8f66\u8f8610 m\u6216\u7cfb\u7edf\u7684\u78b0\u649e\u63d0\u793a\u7ed3\u675f\u65f6\uff0c\u8bd5\u9a8c\u7ed3\u675f\u3002<br \/>\n\u5728\u6bcf\u7ec4\u53c2\u6570\u4e0b\u5747\u5e94\u5206\u522b\u5f00\u5c55\u76ee\u6807\u4e24\u8f6e\u8f66\u76f8\u5bf9\u8bd5\u9a8c\u8f66\u8f86\u4ece\u5de6\u5230\u53f3\u7a7f\u884c\u8bd5\u9a8c\u548c\u4ece\u53f3\u5230\u5de6\u7a7f\u884c\u8bd5\u9a8c\u5404\u4e00 \u6b21\u3002<br \/>\n\u88682 \u4e24\u8f6e\u8f66\u7a7f\u884c\u8bd5\u9a8c\u53c2\u6570<\/p>\n<p>\u9879\u76ee \u53c2\u6570<\/p>\n<p>Vb(km\/h) 10\u00b11 20\u00b11 20\u00b11<br \/>\nB3 (m) 10\u00b10.2 20\u00b10.2 20\u00b10.2<br \/>\nB4 (m) 1\u00b10.1 1\u00b10.1 3.5\u00b10.1<\/p>\n<p>\u884c\u4eba\u7a7f\u884c\u8bd5\u9a8c<\/p>\n<p>\u5982\u56fe5\u6240\u793a\uff0c\u8bd5\u9a8c\u8f66\u8f86\u4e2d\u8f74\u7ebf\u5e73\u884c\u4e8eX\u8f74\uff0c\u906e\u6321\u8f66\u8f86\u4e34\u8fd1\u8bd5\u9a8c\u8f66\u8f86\u7684\u8f66\u8eab\u6700\u5916\u7f18\uff08\u4e0d\u5305\u62ec\u5916\u540e\u89c6\u955c\uff09 \u4e0e\u8bd5\u9a8c\u8f66\u8f86\u4e34\u8fd1\u906e\u6321\u8f66\u8f86\u7684\u8f66\u8eab\u6700\u5916\u7f18\uff08\u4e0d\u5305\u62ec\u5916\u540e\u89c6\u955c\uff09\u6cbfYx\u8f74\u7684\u6295\u5f71\u8ddd\u79bbC1\u4e3a(70\u00b15) cm\uff0c\u906e\u6321\u8f66 \u8f86\u8f66\u8eab\u540e\u7aef\u6700\u5916\u7f18\u4e0e\u8bd5\u9a8c\u8f66\u8f86\u8f66\u8eab\u540e\u7aef\u6700\u5916\u7f18\u6cbfy\u8f74\u65b9\u5411\u7684\u8ddd\u79bbC2\u4e3a(50\u00b15) cm\u3002<br \/>\n\u8bd5\u9a8c\u8f66\u8f86\u4e34\u8fd1\u76ee\u6807\u7684\u8f66\u8eab\u4fa7\u5411\u6700\u5916\u7f18\uff08\u9664\u5916\u540e\u89c6\u955c\uff09\u4e0e\u884c\u4eba\u8d28\u5fc3\u4e4b\u95f4\u5728Y\u8f74\u7684\u6295\u5f71\u8ddd\u79bb\u4e3aC3\uff0c\u8f66\u8eab \u540e\u7aef\u6700\u5916\u7f18\u4e0e\u884c\u4eba\u8d28\u5fc3\u4e4b\u95f4\u5728X\u8f74\u7684\u6295\u5f71\u8ddd\u79bb\u4e3aC4\uff0cC3\u3001C4\u53c2\u6570\u89c1\u88684\u3002<\/p>\n<p>\u8bf4\u660e\uff1a<br \/>\n1-\u8bd5\u9a8c\u8f66\u8f86\uff1b<br \/>\n2-\u76ee\u6807\u884c\u4eba\uff1b<br \/>\n3-\u906e\u6321\u8f66\u8f86\uff1b<\/p>\n<p>\u56fe4 \u884c\u4eba\u7a7f\u884c\u8bd5\u9a8c\u793a\u610f\u56fe<\/p>\n<p>\u8bd5\u9a8c\u5f00\u59cb\u65f6\uff0c\u8bd5\u9a8c\u8f66\u8f86\u5e94\u6302\u5012\u6863\uff0c\u65b9\u5411\u76d8\u5904\u4e8e\u96f6\u4f4d\u81ea\u7531\u884c\u7a0b\u8303\u56f4\u5185\uff0c\u5e76\u5c45\u4e2d\u9759\u6b62\u5728\u672c\u8f66\u8f66\u4f4d\uff1b\u76ee\u6807 \u884c\u4eba\u5e94\u5728C3\u8ddd\u79bb\u524d\u8fbe\u5230\u901f\u5ea6Vc\u5e76\u5e73\u884c\u4e8eY\u8f74\u505a\u5300\u901f\u8fd0\u52a8\uff0cVc\u53c2\u6570\u89c1\u88684\uff1b\u5f53\u76ee\u6807\u884c\u4eba\u8fdc\u79bb\u8bd5\u9a8c\u8f66\u8f8610 m\u6216 \u7cfb\u7edf\u7684\u78b0\u649e\u63d0\u793a\u7ed3\u675f\u65f6\uff0c\u8bd5\u9a8c\u7ed3\u675f\u3002<br \/>\n\u5728\u6bcf\u7ec4\u53c2\u6570\u4e0b\u5747\u5e94\u5206\u522b\u5f00\u5c55\u76ee\u6807\u884c\u4eba\u76f8\u5bf9\u8bd5\u9a8c\u8f66\u8f86\u4ece\u5de6\u5230\u53f3\u7a7f\u884c\u8bd5\u9a8c\u548c\u4ece\u53f3\u5230\u5de6\u7a7f\u884c\u8bd5\u9a8c\u5404\u4e00\u6b21\u3002<\/p>\n<p>\u88683 \u884c\u4eba\u7a7f\u884c\u8bd5\u9a8c\u65b9\u6cd5\u53c2\u6570<\/p>\n<p>\u9879\u76ee \u53c2\u6570<br \/>\n\u76ee\u6807\u7c7b\u578b \u6210\u4eba \u513f\u7ae5<br \/>\nVc (km\/h) 5\u00b10.5 5\u00b10.5<br \/>\nC3 (m) 10\u00b10.2 10\u00b10.2<br \/>\nC4 (m) 1\u00b10.1 1\u00b10.1<\/p>\n<p>&nbsp;<\/p>\n<p>***********************************************<br 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