{"id":10198,"date":"2016-03-28T20:48:35","date_gmt":"2016-03-28T12:48:35","guid":{"rendered":"http:\/\/www.qiusir.com\/?p=10198"},"modified":"2016-03-28T20:48:35","modified_gmt":"2016-03-28T12:48:35","slug":"impulse-momentum","status":"publish","type":"post","link":"https:\/\/www.qiusir.com\/?p=10198","title":{"rendered":"Impulse &#038; Momentum"},"content":{"rendered":"<p>\u52a8\u91cf\uff08Momentum\uff09\u548c\u51b2\u91cf\uff08Impulse\uff09<br \/>\nngg_shortcode_0_placeholder<br \/>\n\u65b0\u4ea4\u901a\u6cd5\u5bf9\u53f8\u673a\u548c\u4e58\u5750\u4eba\u5458<del datetime=\"2016-03-24T10:43:20+00:00\">\u4e0d\u7cfb\u5b89\u5168\u5e26<\/del>\u90fd\u6709\u5904\u7f5a\u89c4\u5b9a\u3002\u7f51\u4e0a\u89c1\u8fc7\u4e0d\u5c11\u4ea4\u8b66\u652f\u961f\u7684\u5b98\u65b9\u5fae\u535a\u8f6c\u53d1\u8fd9\u6837\u7684\u6587\u5b57\u6750\u6599\uff0c\u6536\u97f3\u673a\u91cc\u4e5f\u6709\u64ad\u7c7b\u4f3c\u7684\u516c\u76ca\u5e7f\u544a\uff1a<\/p>\n<blockquote><p>\u5f53<strong>\u9ad8\u901f<\/strong>\u884c\u9a76\u7684\u8f66\u53d1\u751f<strong>\u78b0\u649e<\/strong>\u6216<strong>\u7d27\u6025\u5236\u52a8<\/strong>\u65f6\uff0c\u4ea7\u751f<strong>\u5de8\u5927<\/strong>\u7684<strong>\u60ef\u6027\uff08\u529b\uff09<\/strong>\uff0c\u4f7f\u9a7e\u9a76\u5458\u3001\u4e58\u5ba2\u4e0e\u8f66\u5185\u7684\u65b9\u5411\u76d8\u3001\u6321\u98ce\u73bb\u7483\u7b49\u7269\u4f53\u53d1\u751f<strong>\u4e8c\u6b21\u78b0\u649e<\/strong>\uff0c<strong>\u5b89\u5168\u5e26<\/strong>\u80fd\u5c06\u9a7e\u4e58\u4eba\u5458<strong>\u675f\u7f1a<\/strong>\u5728\u5ea7\u4f4d\u4e0a\uff0c\u5176<strong>\u7f13\u51b2<\/strong>\u4f5c\u7528\u80fd<strong>\u5438\u6536<\/strong>\u5927\u91cf<strong>\u52a8\u80fd<\/strong>\uff0c<strong>\u51cf\u8f7b<\/strong>\u5bf9\u9a7e\u4e58\u4eba\u5458\u7684\u4f24\u5bb3\u3002<\/p><\/blockquote>\n<p>\u4ece\u7269\u7406\u7684\u89d2\u5ea6\uff0c\u540c\u5b66\u4eec\u80fd\u4ece\u4e0a\u9762\u7684\u6587\u5b57\u4e2d<strong>\u6ce8\u610f\u5230\u4ec0\u4e48\u7ec6\u8282\uff1f<\/strong>\u6709\u4ec0\u4e48\u601d\u8003\u6216\u53d1\u73b0\u4ec0\u4e48\u95ee\u9898\uff1f\uff08\u52a0\u9ed1\u7684\u5173\u952e\u8bcd&#8230;\uff09<br \/>\n1\u3001\u7269\u7406\u4e0a\u7684\u60ef\u6027\u53ea\u4e0e\u8d28\u91cf\u6709\u5173\uff0c\u4ea7\u751f\u5de8\u5927\u7684\u60ef\u6027\u7684\u8bf4\u6cd5\u57fa\u672c\u4e0a\u76f8\u5f53\u4e8e\u7626\u5b50\u80fd\u88ab\u649e\u6210\u80d6\u5b50\uff0c\u8981\u77e5\u9053\u7ea2\u80bf\u5e76\u4e0d\u589e\u52a0\u8d28\u91cf\u3002<br \/>\n2\u3001\u60ef\u6027\u529b\u7684\u63d0\u6cd5\u662f\u4e3a\u4e86\u4f7f\u5f97\u725b\u987f\u8fd0\u52a8\u5b9a\u5f8b\u7684\u8868\u8fbe\u5f0f\u5728\u975e\u60ef\u6027\u7cfb\u4e5f\u6210\u7acb\u800c\u5047\u5b9a\u7684\u4e00\u4e2a\u529b\uff08\u865a\u529b\uff0c\u6bd4\u5982\u79bb\u5fc3\u529b\uff09\uff0c\u5e76\u4e0d\u5b58\u5728\u3002<br \/>\n3\u3001\u9664\u4e86\u5b89\u5168\u5e26\u7684\u4fdd\u62a4\u8fd8\u6709\u5b89\u5168\u6c14\u56ca&#8230;<br \/>\n\u6211\u4eec\u7684\u95ee\u9898\u662f\u8fd9\u4e9b\u4fdd\u62a4\u63aa\u65bd\u4e3a\u4ec0\u4e48\u80fd\u51cf\u8f7b\u4f24\u5bb3\uff1f\u6587\u4e2d\u63d0\u5230\u201c\u52a8\u80fd\u201d\uff0c\u90a3\u6211\u4eec\u5c31\u5148\u56de\u987e\u4e0b\u9ad8\u4e00\u65f6\u7528\u725b\u987f\u7b2c\u4e8c\u5b9a\u5f8b\uff08$$F_{n}=ma$$\uff09\u63a8\u5230\u52a8\u80fd\u5b9a\u7406\u7684\u8fc7\u7a0b\uff1a<br \/>\n$$F=m\\frac{{v_{2}}^{2}-{v_{1}}^{2}}{2x}$$ $$Fx=\\frac{1}{2}m{v_{2}}^{2}-\\frac{1}{2}m{v_{1}}^{2}$$ $$W={E_{k2}-E_{k1}}=\\Delta{E_{k}}$$<\/p>\n<p>$$F=m\\frac{v_{2}-v_{1}}{t}$$   $$Ft=m{v_{2}-mv_{1}}$$    $$I={p_{2}-p_{1}}=\\Delta{p}$$<\/p>\n<p>\u7528$$a(v,t)$$\u66ff\u4ee3$$a(v,x)$$\uff0c\u7c7b\u6bd4\u4e4b\u524d\u7684\u52a8\u80fd\u3001\u529f\u548c\u52a8\u80fd\u5b9a\u7406\uff0c\u52a8\u91cf\u3001\u51b2\u91cf\u548c\u52a8\u91cf\u5b9a\u7406\u5728\u5f62\u5f0f\u4e0a\u7684\u547c\u5e94\u4f3c\u4e4e\u5e76\u65e0\u8fdd\u548c\u611f\u3002<\/p>\n<p>\u4f8b1\uff08\u52a8\u80fd\u548c\u52a8\u91cf\u7684\u8054\u7cfb$$E_k=\\frac{p^2}{2m}$$\uff09\uff08\u53ef\u4ee5\u4e0d\u7528\uff09<br \/>\n<em>\u5300\u901f\u5706\u5468\u8fd0\u52a8\u7684\u7269\u4f53\uff0c\u4e0b\u9762\u7684\u7269\u7406\u91cf\u662f\u5426\u53d1\u751f\u53d8\u5316\uff1f\u52a8\u91cf\uff1f\u52a8\u80fd\uff1f\u5408\u5916\u529b\uff1f\u5408\u5916\u529b\u7684\u529f\uff1f\u5408\u5916\u529b\u7684\u51b2\u91cf\uff1f<\/em><br \/>\n\u51b2\u91cf\u662f\u8fc7\u7a0b\u91cf\uff0c\u9759\u6b62\u7684\u7269\u4f53\u5408\u5916\u529b\u7684\u51b2\u91cf\u4e3a\u96f6\uff0c\u4f46\u67d0\u4e2a\u529b\u6bd4\u5982\u91cd\u529b\u7684\u51b2\u91cf\u4e0d\u4e3a\u96f6\uff1b\u52a8\u91cf\u662f\u72b6\u6001\u91cf\uff0c\u540c\u6837\u5177\u6709\u77e2\u91cf\u6027\uff08\u5411\u91cf\uff09\u3002\uff08\u52a8\u80fd\u4e0d\u53d8\u52a8\u91cf\u53ef\u80fd\u53d8\uff0c\u90a3\u52a8\u91cf\u4e0d\u53d8\u52a8\u80fd\u662f\u5426\u53d8\u5316\uff1f\uff09\u52a8\u91cf\u548c\u51b2\u91cf\u7684\u5355\u4f4d\uff1f\uff08$$kgm\/s$$,$$Ns$$ \u5c31\u5982\u529f\u548c\u52a8\u80fd\u7684\u91cf\u7eb2\u4e5f\u662f\u76f8\u540c\u7684\uff0c\u5f88\u5947\u602a\u52a8\u91cf\u548c\u51b2\u91cf\u7684\u5355\u4f4d\u6ca1\u6709\u50cf\u52a8\u80fd\u6216\u529f\u7528\u4e00\u4e2a\u8457\u540d\u7684\u7269\u7406\u5b66\u5bb6\u540d\u5b57\u8868\u793a\uff09\uff08$$x t v a m F W E_k I p$$ 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\/>\n\u6700\u5148\u63d0\u51fa\u52a8\u91cf\u6982\u5ff5\u7684\u662f\u6cd5\u56fd\u4eba\u7b1b\u5361\u5c14\uff0c\u4ed6\u8ba4\u4e3a<em>\u52a8\u91cf\u662f\u63cf\u8ff0\u8fd0\u552f\u4e00\u6b63\u786e\u7684\u7269\u7406\u91cf<\/em>\uff08\u4ed6\u7ee7\u627f\u4e86\u4f3d\u5229\u7565\u7684\u8bf4\u6cd5\u5ffd\u89c6\u4e86\u901f\u5ea6\u7684\u65b9\u5411\uff0c\u725b\u987f\u505a\u4e86\u4fee\u6539\uff09\u3002\u800c\u5fb7\u56fd\u4eba\u83b1\u5e03\u5c3c\u5179\u8ba4\u4e3a\u52a8\u80fd\uff08$$mv^{2}$$\uff09\u624d\u662f\u5b87\u5b99\u4e2d\u771f\u6b63\u5b88\u6052\u7684\u4e1c\u897f\uff08\u540e\u6839\u636e\u79d1\u91cc\u5965\u5229\u7684\u5efa\u8bae\u4fee\u8ba2\u4e3a$$\\frac{1}{2}mv^2$$\u4ee3\u66ff$$mv^2$$\uff09\uff0c\u4ed6\u751a\u81f3\u7528\u201c\u6b7b\u529b\u201d\u548c\u201c\u6d3b\u529b\u201d\u6765\u533a\u5206\u52a8\u91cf\u548c\u52a8\u80fd\u3002\u800c\u73b0\u5728\u7684\u7406\u8bba\u8ba4\u4e3a\u52a8\u91cf\u5b88\u6052\u6709\u66f4\u5e7f\u6cdb\u7684\u9002\u7528\u8303\u56f4\uff08\u8003\u8651\u5230\u76f8\u5bf9\u8bba\u6548\u5e94\uff0c$$\\vec{F}=\\frac{d(m\\vec{v})}{dt}$$\u8981\u6bd4$$\\vec{F}=m\\vec{a}$$\u66f4\u5177\u6709\u666e\u904d\u610f\u4e49\uff09\u3002<\/p>\n<p>\u8fd9\u91cc\u6709\u4e2a<strong>\u5c0f\u95ee\u9898<\/strong>\uff0c\u51b2\u91cf\u7684\u7b26\u53f7\u662f$$I$$(Impulse)\uff0c\u800c\u52a8\u91cf\uff08Momentum\uff09\u7684\u7b26\u53f7\u662f$$p$$\u800c\u4e0d\u662f$$m$$\uff1f\u4e00\u65b9\u9762$$m$$\u66f4\u591a\u65f6\u5019\u88ab\u7528\u6765\u8868\u793a\u8d28\u91cf\uff08Mass\uff09\uff0c\u53e6\u4e00\u65b9\u9762\u548c\u52a8\u91cf\u7684\u62c9\u4e01\u8bed\u9996\u5b57\u6bcdp(petere)\u6709\u5173\u3002(\u4e5f\u6709\u4e00\u79cd\u8bf4\u6cd5\u662f<em>\u56e0\u4e3ap\u548cq\u955c\u50cf\u5bf9\u79f0<\/em>\uff0c\u6bd4\u5982\u7528$$+p=-q$$\u8868\u8fbe\u725b\u987f\u7b2c\u4e09\u5b9a\u5f8b\u5c31\u5f88\u6709\u521b\u610f\u3002)<\/p>\n<p>\u4f8b2\uff08\u52a0\u5f3a\u5408\u5916\u529b\u7406\u89e3\uff09<br \/>\n<em>\u8d28\u91cf1\u5343\u514b\u7684\u5c0f\u7403\u4ece20\u7c73\u9ad8\u5904\u81ea\u7531\u4e0b\u843d\uff0c\u548c\u5730\u9762\u78b0\u649e0.1s\u540e\u9759\u6b62\uff08\u53cd\u5f395\u7c73\u9ad8\uff0c\u8fd9\u4e2a\u8bf4\u6cd5\u5e76\u4e0d\u4e25\u8c28\uff09\uff0c\u6c42\u5c0f\u7403\u548c\u5730\u9762\u78b0\u649e\u7684\u5e73\u5747\u4f5c\u7528\u529b\uff1f\uff08\u5982\u679c\u78b0\u649e\u65f6\u95f4\u662f0.01\u79d2\uff1f\uff09<\/em><br \/>\n\u4f5c\u7528\u529b\u76f8\u5f53\u4e8e21\/201\/31&#8230;\u500d\u7684\u5c0f\u7403\u91cd\u529b\uff1f\u60f3\u60f3\u6c14\u57ab\u7684\u7f13\u51b2\u4e5f\u662f\u8fd9\u4e2a\u9053\u7406&#8230;<br 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\/>\n<em>\u5149\u6ed1\u6c34\u5e73\u684c\u9762\u4e0a\uff0c\u8d28\u91cf1kg\u901f\u5ea610m\/s\u7684\u5c0f\u7403\u4e0e\u7ad6\u76f4\u6321\u677f\u621037\u00b0\uff0c\u78b0\u649e\u540e\u7b49\u901f\u53cd\u5f39\uff08\u7c7b\u4f3c\u53f0\u7403\u548c\u5149\u7684\u53cd\u5c04\uff09\uff0c\u78b0\u649e\u65f6\u95f4\u4e3a0.1s\uff0c\u6c42\u5b83\u5bf9\u6321\u677f\u4f5c\u7528\u529b\u7684\u5927\u5c0f\u3002<\/em>\uff08\u77e2\u91cf\u5dee\u662f\u6307\u5411\u88ab\u51cf\u6570&#8230;\uff09<\/p>\n<p>\u4f8b4\uff08\u51b2\u91cf\u548c\u529f\u7684\u4e00\u81f4\u6027\uff09\uff08\u6700\u96be\u9898\u76ee\uff09<br \/>\n<em>\u5f39\u6027\u7cfb\u6570\u4e3ak\u7684\u5f39\u7c27\u88ab\u538b\u7f29x\u540e\u91ca\u653e\u80fd\u4f7f\u5f97\u8d28\u91cf\u4e3am\u7684\u7269\u5757\u83b7\u5f97\u7684\u901f\u5ea6\u6700\u5927\u503c\uff1f<\/em><br \/>\n\u6211\u4eec\u5c1d\u8bd5\u4ece\u4e24\u4e2a\u89d2\u5ea6\u6765\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u3002<br \/>\n1\u3001\u7531\u52a8\u80fd\u5b9a\u7406$$\\frac{1}{2}kx^{2}=\\frac{1}{2}mv^{2}$$ \u5f97 $$v=\\sqrt\\frac{k}{m}x$$<br \/>\n$$\\frac{1}{2}kx^{2}$$\u5b8c\u5168\u53ef\u4ee5\u6bd4\u7167\u5300\u53d8\u901f\u8fd0\u52a8\u7c7b\u6bd4v-t\u56fe\u5f97\u4f4d\u79fb\u516c\u5f0f\u5f97\u5230\uff08\u6240\u8c13\u79ef\u5206\u7684\u601d\u60f3$$W=\\int{Fdx}$$\u65e0\u5916\u4e4eF-x\u7684\u56fe\u50cf\u9762\u79ef\uff09\u3002<br \/>\n2\u3001\u90a3\u662f\u4e0d\u662f\u53ef\u4ee5\u901a\u8fc7F-t\u56fe\u50cf\u7684\u9762\u79ef\uff08$$I=\\int{Fdt}$$\uff09\u6765\u6c42\u51b2\u91cf\u5462\uff1f\u5f53\u7136\uff01<br \/>\n\u524d\u9762\u521a\u5b66\u8fc7\u5f39\u7c27\u632f\u5b50\u7684\u4f4d\u79fb\u65f6\u95f4\u56fe\u50cf\uff08$$x(t)=A\\sin(\\omega t$$\uff09\uff0c\u7c7b\u6bd4\u6b63\u5f26\u4ea4\u6d41\u7535\uff08$$i(t)=I_m\\sin(\\omega t$$\uff09\u7684\u5e73\u5747\u7535\u6d41\u7684\u7ed3\u8bba$$\\overline{I}=\\frac{2}{\\pi}I_{m}$$\uff0c\u7531$$F_{max}=kx$$\uff0c\u6211\u4eec\u5f88\u5bb9\u6613\u5f97\u5230$$\\overline{F}=\\frac{2}{\\pi}kx$$<br \/>\n\u5728\u56db\u5206\u4e00\u4e2a\u5468\u671f\u5185\u5957\u7528\u52a8\u91cf\u5b9a\u7406\uff0c$$\\overline{F}t=\\frac{2}{\\pi}kx\\cdot2\\pi\\sqrt\\frac{m}{k}\\cdot\\frac{1}{4}=mv$$<br \/>\n\u540c\u6837\u53ef\u5f97 $$v=\\sqrt\\frac{k}{m}x$$ \uff08\u4e5f\u53ef\u4ee5\u7528\u7269\u7406\u65b9\u6cd5\u6765\u9006\u63a8\u79ef\u5206\u7684\u7ed3\u8bba\uff09\u3002<br \/>\n\u5982\u679c\u8bf4\u529f\u662f\u529b\u5bf9\u7a7a\u95f4\u7684\u7d2f\u8ba1\uff0c\u90a3\u51b2\u91cf\u662f\u529b\u5bf9\u65f6\u95f4\u7684\u7d2f\u8ba1\uff0c\u4ed6\u4eec\u5bf9\u7269\u7406\u73b0\u8c61\u89e3\u91ca\u7684\u7ed3\u679c\u662f\u81ea\u6d3d\u7684\u3002\u540c\u6837\u7684\u5f39\u7c27\u632f\u5b50\u53d7\u529b\uff0cF-x\u56fe\u50cf\u662f\u6b63\u6bd4\u4f8b\u51fd\u6570\uff0cF-t\u662f\u6b63\u5f26\u51fd\u6570\uff0c\u56fe\u5f62\u7684\u9762\u79ef\u90fd\u80fd\u4ece\u5fc5\u4fee\u5185\u5bb9\u627e\u5230\u5bf9\u5e94\u3002<\/p>\n<p>\u4f8b5\uff08\u5f3a\u5316F-t\u56fe\u50cf\u9762\u79ef\u548c\u51b2\u91cf\u52a8\u91cf\u7684\u77e2\u91cf\u6027\uff09\uff08\u5907\u9009\u9898\u76ee\uff09<br \/>\n<em>\u56de\u5230\u6700\u521d\u7684\u8fd0\u901f\u7387\u5706\u5468\u8fd0\u52a8\u6a21\u578b\uff0c\u7269\u4f53\u5728\u6c34\u5e73\u9762\u5185\u4f5c\u5300\u901f\u5706\u5468\u8fd0\u52a8\u6574\u6574\u4e00\u5468\uff08\u56db\u5206\u4e4b\u4e00\u5468\uff09\u3002\u6709\u540c\u5b66\u8bf4\u901f\u5ea6\u6ca1\u53d8\u52a8\u91cf\u603b\u662f\u5b88\u6052\uff0c\u4e5f\u6709\u540c\u5b66\u8bf4\u5411\u5fc3\u529b\u6052\u5b9a\uff0c\u98de\u884c\u4e00\u5468\u5411\u5fc3\u529b\u7684\u51b2\u91cf$$F\\cdot t=\\frac{mv^2}{r}\\cdot \\frac{2\\pi{r}}{T}$$<\/em><br \/>\n\u5173\u80543-4\u5b66\u4e60\u7684\u5706\u5468\u8fd0\u52a8\u7684\u6295\u5f71\u662f\u7b80\u8c10\u632f\u52a8\uff0c\u901a\u8fc7$$F_x-t$$\u548c$$F_y-t$$\u56fe\u50cf\u4e00\u4e2a\u5468\u671f\u5185\u9762\u79ef\u4e3a\u96f6\u53ef\u4ee5\u5f97\u5230\u5408\u5916\u529b\u51b2\u91cf\u4e3a\u96f6\u7684\u7ed3\u8bba\uff08\u5706\u7684\u5bf9\u79f0\u6027\uff0c\u6bcf\u4e2a\u4f4d\u7f6e\u90fd\u6709\u5bf9\u5e94\u7684\u77e2\u91cf\u51b2\u91cf\u76f8\u62b5\u6d88\uff09\uff08\u56db\u5206\u4e4b\u4e00\u5468\u671f\u5185\u52a8\u91cf\u7684\u53d8\u5316\uff0c\u9664\u76f4\u63a5\u6c42\u52a8\u91cf\u53d8\u5316\u91cf\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc7\u51b2\u91cf\u6765\u89e3\uff1a$$\\frac{2}{\\pi}\\frac{mv^2}{r}\\frac{2\\pi}{4\\omega}=m\\Delta{v}$$ $$\\Delta{v}=v$$\uff09\u3002<\/p>\n<p>ngg_shortcode_1_placeholder<br \/>\n\u56de\u5934\u518d\u770b\u90a3\u6bb5\u4ea4\u8b66\u652f\u961f\u8f6c\u53d1\u7684\u6587\u5ba3\uff0c<br \/>\n4\u3001\u78b0\u649e\u6216\u7d27\u6025\u5236\u52a8\u90fd\u662f\u4f5c\u7528\u65f6\u95f4\u77ed\u5bfc\u81f4\u4f5c\u7528\u529b\u5f88\u5927\uff0c\u6240\u4ee5\u624d\u9700\u8981\u5b89\u5168\u5e26\u7684\u7f13\u51b2\uff08\u4e0d\u662f\u56fa\u5b9a\uff09\u3002<br \/>\n5\u3001\u5b89\u5168\u5e26\u3001\u5b89\u5168\u6c14\u56ca\u5916\uff0c\u6c7d\u8f66\u53d1\u52a8\u673a\u8231\u5e76\u4e0d\u662f\u8d8a\u7262\u56fa\u8d8a\u597d\uff0c\u6c7d\u8f66\u6709\u78b0\u649e\u7f13\u51b2\u533a\u7684\u8bbe\u8ba1\u7b49\u3002<br \/>\n6\u3001\u5438\u6536\u5927\u91cf\u7684\u52a8\u80fd\u662f\u529b\u5728\u4f4d\u79fb\u4e0a\u79ef\u7d2f\u7684\u505a\u529f\u8fc7\u7a0b\uff08\u53cd\u5f39\u9898\u76ee\u4e0d\u4e25\u8c28\u6b64\u5904\u6216\u6709\u80fd\u63d0\u51fa\u7591\u95ee\uff09\uff0c\u627f\u53d7\u4f4f\u5f88\u5927\u52a8\u91cf\uff08\u53d8\u5316\uff09\u662f\u529b\u5728\u65f6\u95f4\u4e0a\u7684\u79ef\u7d2f\u7684\u51b2\u91cf\u8fc7\u7a0b\u3002<br \/>\n&#8230;&#8230;<br \/>\n\u5c3d\u7ba1\u6709\u60ef\u6027\u6216\u60ef\u6027\u529b\u8868\u8ff0\u4e0a\u6709\u5c0f\u7455\u75b5\uff08\u628a\u4ea7\u751f\u5de8\u5927\u7684\u60ef\u6027\u6539\u6210\u5de8\u5927\u7684\u51b2\u51fb\u529b\u4f3c\u4e4e\u66f4\u597d\u4e00\u70b9\uff09\uff0c\u8fd9\u6bb5\u8bdd\u91cc\u7684\u4e0d\u5c11\u8bcd\u6c47\u8fd8\u662f\u7528\u4e86\u4e0d\u5c11\u5fc3\u601d\uff08\u7c89\u7b14\u51f8\u663e\u5173\u952e\u8bcd\uff09\u3002\u597d\u597d\u5b66\u4e60\u7269\u7406\uff0c\u6210\u4e0d\u4e86\u7269\u7406\u5b66\u5bb6\uff0c\u6216\u8bb8\u53ef\u4ee5\u5199\u5f97\u51fa\u5f88\u4e25\u8c28\u7684\u6587\u6848\u3002\u4e00\u4e2a\u66f4\u8bb2\uff08\u7269\uff09\u7406\u7684\u793e\u4f1a\uff0c\u6cd5\u5236\u624d\u66f4\u6709\u610f\u4e49\u3002<br \/>\n<strong>\u6362\u505a\u662f\u4f60\u4f1a\u600e\u4e48\u6837\u5199\u8fd9\u6837\u7684\u6587\u6848\u5462?<\/strong><br \/>\n3.29\u6bcf\u5468\u4e00\u8bfe \u540e\u697c\u4e00\u9636\u68af\u6559\u5ba4\uff0c\u9ad8\u4e8c\u5341\u73ed<br 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