\u8d85\u58f0\u6ce2\u63a2\u4f24\u4eea<\/a>\u7684\u7279\u6027\u53ca\u5728\u673a\u8f66\u4e0a\u7684\u5e94\u7528<\/strong><\/p>\n\u6570\u5b57\u8d85\u58f0\u6ce2\u63a2\u4f24\u4eea\u7684\u7ed3\u6784\u3001\u539f\u7406\u53ca\u7279\u70b9<\/p>\n
\u76ee\u524d\uff0c\u8fd0\u7528\u6570\u5b57\u5f0f\u6570\u636e\u5904\u7406\u6bd4\u6a21\u62df\u7535\u5b50\u6280\u672f\u663e\u793a\u4e86\u6781\u5927\u7684\u4f18\u8d8a\u6027\uff0c\u968f\u7740\u63a2\u4f24\u6280\u672f\u7684\u53d1\u5c55\uff0c\u6570\u5b57\u4fe1\u53f7\u5904\u7406\u4e0e\u5206\u6790\u5df2\u4e0d\u518d\u4ec5\u4ec5\u662f\u8f85\u52a9\u6280\u672f\uff0c\u800c\u662f\u4e00\u79cd\u57fa\u672c\u6280\u672f\u3002\u9ad8\u6027\u80fd\u7684A\/D\u8f6c\u6362\u5668\u548c\u9ad8\u6548\u7387\u7684\u5fae\u5904\u7406\u5668\u7684\u95ee\u4e16\uff0c\u5c06\u4e0d\u65ad\u5730\u53d6\u4ee3\u6a21\u62df\u7535\u5b50\u7684\u6280\u672f\uff0c\u5c24\u5176\u5728\u9ad8\u9891\u9886\u57df\u5e94\u7528\u6a21\u62df\u7535\u5b50\u6280\u672f\u660e\u663e\u53d7\u5230\u9650\u5236\u3002\u6570\u5b57\u5316\u8d85\u58f0\u6ce2\u63a2\u4f24\u4f7f\u6d4b\u8bd5\u7cfb\u7edf\u5f00\u62d3\u4e86\u65b0\u7684\u68c0\u6d4b\u80fd\u529b\u3002<\/p>\n
\u6570\u5b57\u5316\u8d85\u58f0\u6ce2\u63a2\u4f24\u4eea\u7684\u6574\u4e2a\u7cfb\u7edf\u7531\u8ba1\u7b97\u673a\uff08\u5de5\u63a7\u673aIPC\uff09\u4f5c\u4e3a\u4e3b\u673a\uff08\u4e0a\u4f4d\u673a\uff09\uff0c\u4ee5\u5355\u7247\u673a\u82af\u7247\u4e3a\u4e3b\u6784\u6210\u7684\u56db\u5757\u4e13\u7528\u677f\u5361\u53ca\u7cfb\u7edf\u6784\u6210\u53ca\u901a\u7528\u7684\u5f00\u5173\u91cfI\/O\u677f\u5361\u7ec4\u6210\u4e0b\u4f4d\u673a\uff0c\u7edf\u4e00\u63a7\u5236\u7ba1\u7406\u8d85\u58f0\u7cfb\u7edf\u7edf\u3002<\/p>\n
\u7cfb\u7edf\u7a0b\u5e8f\u6d41\u7a0b\uff1a\u7cfb\u7edf\u4e0a\u7535\u8fd0\u884c\u63a2\u4f24\u64cd\u4f5c\u7a0b\u5e8f\u2192IPC\u673a\u9001\u4e0b\u4f4d\u673a\u521d\u59cb\u6570\u636e\u2192\u4e2d\u65ad\u54cd\u5e94\u8fdb\u5165\u7f3a\u9677\u5224\u65ad\u62a5\u8b66\u7a0b\u5e8f\u2192IPC\u673a\u8bfb\u53d6\u5e95\u6ce2\u5cf0\u503c\u7535\u538bVB\uff0c\u7f3a\u9677\u6ce2\u5cf0\u503c\u7535\u538bVF\uff0c\u5e95\u6ce2\u8ddd\u53d1\u5c04\u7684\u65f6\u95f4TF\u4fe1\u53f7\u53ca\u4e00\u7ec4\u9ad8\u901f\u91c7\u6837\u6570\u636e\u2192\u5206\u6790\u8ba1\u7b97\u5904\u7406\u6570\u636e\u2192\u7b26\u5408\u7f3a\u9677\u5224\u65ad\u6761\u4ef6\u62a5\u8b66\u2192\u663e\u793a\u5c4f\u4e0a\u753b\u51fa\u9ad8\u901f\u91c7\u6837\u6ce2\u5f62\u2192\u8c03\u6574\u540e\u7684\u95f8\u95e8\u548c\u8870\u51cf\u91cf\u7b49\u53c2\u6570\u5b58\u50a8\uff0c\u5f85\u4e0b\u4e00\u5faa\u73af\u9001\u51fa\u2192\u8fd4\u56de\u63a2\u4f24\u64cd\u4f5c\u7a0b\u5e8f\uff0c\u5e76\u7b49\u5f85\u54cd\u5e94\u4e0b\u4e00\u6b21\u4e2d\u65ad\u3002<\/p>\n
\u7531\u6b64\uff0c\u53ef\u89c1\u8ba1\u7b97\u673a\u4e0e\u4f20\u7edf\u7684\u8d85\u58f0\u68c0\u6d4b\u7cfb\u7edf\u76f8\u7ed3\u5408\u65f6\uff0c\u662f\u8d85\u58f0\u68c0\u6d4b\u6280\u672f\u5411\u6570\u5b57\u5316\u3001\u667a\u80fd\u5316\u65b9\u5411\u53d1\u5c55\u7684\u4e00\u4e2a\u7a81\u7834\uff0c\u56e0\u4e3a\u5b83\u5177\u6709\u4e86\u4ee5\u4e0b\u7684\u7279\u70b9\uff1a<\/p>\n
\uff081\uff09\u3001\u8ba1\u7b97\u673a\u63a7\u5236\u7684\u8d85\u58f0\u68c0\u6d4b\u7cfb\u7edf\u53ef\u81ea\u52a8\u9009\u62e9\u68c0\u6d4b\u53c2\u6570\uff1b<\/p>\n
\uff082\uff09\u3001\u76f8\u4e92\u6821\u6b63\u81ea\u52a8\u9009\u62e9\u64cd\u4f5c\u5de5\u827a\uff1b<\/p>\n
\uff083\uff09\u3001\u81ea\u52a8\u8bb0\u5f55\u6570\u636e\uff1b<\/p>\n
\uff084\uff09\u3001\u8fdb\u884c\u6362\u80fd\u5668\u7684\u81ea\u52a8\u8865\u507f\u548c\u68c0\u6d4b\u7ed3\u679c\u7684\u81ea\u52a8\u5224\u65ad\u3002<\/p>\n
\u4ece\u800c\u5b9e\u73b0\u81ea\u52a8\u5224\u4f24\uff0c\u81ea\u52a8\u8bfb\u51fa\u548c\u663e\u793a\u7f3a\u9677\u4f4d\u7f6e\u4e0e\u5f53\u91cf\u503c\uff0c\u5e76\u5b58\u50a8\u548c\u6253\u5370\u8f93\u51fa\u63a2\u4f24\u62a5\u544a\uff0c\u5927\u5927\u5730\u63d0\u9ad8\u4e86\u63a2\u4f24\u7ed3\u679c\u7684\u53ef\u4fe1\u5ea6\u3002<\/p>\n
3 \u6570\u5b57\u63a2\u4f24\u4eea\u5728\u6d4b\u91cf\u88c2\u7eb9\u81ea\u8eab\u9ad8\u5ea6\u7684\u5e94\u7528<\/p>\n
3.1 \u6d4b\u91cf\u88c2\u7eb9\u81ea\u8eab\u9ad8\u5ea6\u7684\u6570\u5b57\u5904\u7406\u65b9\u6cd5<\/p>\n
\u5e38\u89c4\u8d85\u58f0\u6ce2\u68c0\u6d4b\u5bf9\u56de\u6ce2\u58f0\u7a0b\u7684\u6d4b\u91cf\u662f\u901a\u8fc7\u8367\u5149\u5c4f\u4e0a\u6240\u5904\u4f4d\u7f6e\u7684\u6c34\u5e73\u91cf\u503c\u6765\u6362\u7b97\u7684\uff0c\u7531\u4e8e\u6ce2\u578b\u7684\u8df3\u52a8\uff0c\u6ce2\u5f62\u5cf0\u503c\u7684\u5224\u65ad\u8bef\u5dee\u4ee5\u53ca\u7ebf\u6027\u8c03\u8282\u7cbe\u5ea6\u7b49\u539f\u56e0\uff0c\u6d4b\u5b9a\u7684\u58f0\u7a0b\u503c\u8bef\u5dee\u5f88\u5927\u3002\u6570\u5b57\u5904\u7406\u7aef\u70b9\u56de\u6ce2\u58f0\u7a0b\u03c9\u662f\u901a\u8fc7\u8ba1\u7b97\u673aA\/D\u8f6c\u6362\uff0c\u5c06\u56de\u6ce2\u7684\u6a21\u62df\u4fe1\u53f7\u8f6c\u6362\u4e3a\u6570\u5b57\u4fe1\u53f7\uff0c\u6839\u636e\u58f0\u901f\u548c\u6837\u70b9\u8fdb\u884c\u7cbe\u786e\u8ba1\u7b97\u3002<\/p>\n
\u73b0\u5728\u7814\u5236\u4e86\u8d85\u58f0\u4fe1\u53f7\u5206\u6790\u4eea\u548c\u5206\u6790\u8f6f\u4ef6\uff0c\u80fd\u5c06\u5e38\u89c4\u63a2\u4f24\u4eea\u7684\u6a21\u62df\u4fe1\u53f7\u8f6c\u6362\u4e3a\u6570\u5b57\u4fe1\u53f7\uff0c\u5efa\u7acb\u4e86\u8ba1\u7b97\u4e0d\u540c\u72b6\u6001\u4e0b\u88c2\u7eb9\u81ea\u8eab\u9ad8\u5ea6\u7684\u6570\u5b66\u6a21\u578b\uff0c\u5b9e\u73b0\u4e86\u6570\u5b57\u5316\u5904\u7406\uff0c\u5f97\u5230\u4e86\u88c2\u7eb9\u81ea\u8eab\u9ad8\u5ea6\u7684\u7cbe\u786e\u6d4b\u91cf\u7ed3\u679c\u3002<\/p>\n
3.2 \u4e0d\u540c\u72b6\u6001\u88c2\u7eb9\u81ea\u8eab\u9ad8\u5ea6\u7684\u8ba1\u7b97\u65b9\u6cd5<\/p>\n
3.2.1\u5782\u76f4\u4e8e\u5de5\u4ef6\u8868\u9762\u7684\u5f00\u53e3\u88c2\u7eb9<\/p>\n
\u5bf9\u4e8e\u5782\u76f4\u8868\u9762\u7684\u5f00\u53e3\u88c2\u7eb9\uff0c\u5176\u81ea\u8eab\uff08\u5782\u76f4\uff09\u9ad8\u5ea6\u4e3ah\uff0c\u7aef\u70b9\u56de\u6ce2\u4e0e\u6839\u90e8\u56de\u6ce2\u58f0\u7a0b\u5206\u522b\u4e3a\u03c91\u548c\u03c92\uff0c\u63a2\u5934\u5c04\u89d2\u4e3a\u03b2\uff0c\u5de5\u4ef6\u539a\u5ea6\u4e3aT\uff0c\u5219<\/p>\n
h=\uff08\u03c92-\u03c91\uff09cos\u03b2=(\u03c92-\u03c91)T\/\u03c92=\uff081-\u03c91\/\u03c92\uff09\u00b7T \uff081\uff09<\/p>\n
\u4e0d\u7528\u03b2\u503c\uff0c\u800c\u7528\u5f0f\uff081\uff09\u8ba1\u7b97\u8868\u9762\u5f00\u53e3\u88c2\u7eb9\u81ea\u8eab\u9ad8\u5ea6\u53ef\u5f97\u5230\u8f83\u9ad8\u7684\u7cbe\u5ea6\u3002<\/p>\n
3.2.2 \u5782\u76f4\u4e8e\u5de5\u4ef6\u8868\u9762\u7684\u5185\u90e8\u88c2\u7eb9\u3002<\/p>\n
\u5bf9\u4e8e\u5782\u76f4\u4e8e\u8868\u9762\u7684\u5185\u90e8\u88c2\u7eb9\uff0c\u5982\u679c\u4e0a\u7aef\u70b9\u548c\u4e0b\u7aef\u70b9\u90fd\u662f\u7531\u4e00\u6b21\u6ce2\u63a2\u6d4b\u5230\uff08\u5de6\u56fe\uff09\uff0c\u4e00\u6b21\u58f0\u7a0b\u5206\u522b\u4e3a\u03c91\u548c\u03c92\uff0c\u5219\u5176\u81ea\u8eab\u9ad8\u5ea6h\u4e3a<\/p>\n
h=\uff08\u03c92-\u03c91\uff09cos\u03b2 \uff082\uff09<\/p>\n
\u5982\u679c\u4e0a\u7aef\u70b9\u7531\u4e00\u6b21\u6ce2\u63a2\u6d4b\u5230\uff0c\u800c\u4e0b\u7aef\u70b9\u7531\u4e8c\u6b21\u6ce2\u63a2\u6d4b\u5230\uff08\u53f3\u56fe\uff09\uff0c\u8bbe\u4e00\u3001\u4e8c\u6b21\u6ce2\u7684\u603b\u58f0\u7a0b\u4e3aL2\u3002\u5982\u679c\u5de5\u4ef6\u539a\u5ea6\u4e3aT\uff0c\u90a3\u4e48 L2\u4e2d\u4e00\u6b21\u6ce2\u58f0\u7a0b\u4e3aT\/cos\u03b2\uff1b\u4e8c\u6b21\u6ce2\u58f0\u7a0b\u4e3a\uff08L2-T\/cos\u03b2\uff09\uff0c\u5219<\/p>\n
\u03c92 =L2-2\u00d7\uff08L2-T\/cos\u03b2\uff09 \uff083\uff09<\/p>\n
3.2.3 \u503e\u659c\u7684\u5185\u90e8\u88c2\u7eb9\u3002<\/p>\n
\u5bf9\u4e8e\u6709\u503e\u89d2\u7684\u88c2\u7eb9\uff0c\u5982\u4e0b\u56fe\uff0c\u82e5\u4e0a\u7aef\u70b9\u548c\u4e0b\u7aef\u70b9\u7531\u4e00\u6b21\u6ce2\u63a2\u6d4b\u5230\uff08\u5de6\u56fe\uff09\uff0c\u4e00\u6b21\u6ce2\u58f0\u7a0b\u5206\u522b\u4e3a\u03c91\u548c\u03c92\uff0c\u5219\u5176\u5782\u76f4\u9ad8\u5ea6h\u4e3a<\/p>\n
h=\uff08\u03c92-\u03c91\uff09cos\u03b2 \uff084\uff09<\/p>\n
\u5185\u90e8\u503e\u659c\u88c2\u7eb9\u81ea\u8eab\u9ad8\u5ea6\u6d4b\u5b9a\u793a\u610f\u56fe<\/p>\n
\u5982\u679c\u4e0a\u7aef\u70b9\u7531\u4e00\u6b21\u6ce2\u63a2\u6d4b\u5230\uff0c\u800c\u4e0b\u7aef\u70b9\u7531\u4e8c\u6b21\u6ce2\u63a2\u6d4b\u5230\uff08\u53f3\u56fe\uff09\uff0c\u4e14\u5de5\u4ef6\u539a\u5ea6\u4e3aT\uff0c\u90a3\u4e48\u603b\u58f0\u7a0bL2\u4e2d\u4e00\u6b21\u6ce2\u58f0\u7a0b\u4e3aT\/cos\u03b2\uff1b\u4e8c\u6b21\u6ce2\u58f0\u7a0b\u4e3a\uff08L2-T\/cos\u03b2\uff09\uff0c\u5219<\/p>\n
\u03c92 =L2-2\u00d7\uff08L2-T\/cos\u03b2\uff09 \uff085\uff09<\/p>\n
h=\uff08\u03c92-\u03c91\uff09cos\u03b2<\/p>\n
\u7528\u5f0f\uff081\uff09\uff5e\uff085\uff09\u8fdb\u884c\u58f0\u7a0b\u7684\u6570\u5b57\u5316\u5904\u7406\uff0c\u5b9e\u9645\u4e0a\u662f\u4e00\u53f0\u5e26\u6709\u91c7\u6837\u88c5\u7f6e\uff08\u9891\u7387\u4e3a30MHZ\uff09\u548c\u8d85\u58f0\u4fe1\u53f7\u63a5\u5165\u88c5\u7f6e\u7684\u5de5\u63a7\u8ba1\u7b97\u673a\uff0c\u5177\u6709\u8ba1\u7b97\u673a\u7684\u5168\u90e8\u529f\u80fd\u3002\u5206\u6790\u8f6f\u4ef6\u91c7\u7528\u53ef\u89c6\u754c\u9762\u6280\u672f\uff0c\u8f6f\u4ef6\u8bbe\u8ba1\u4ee5JB4730\u20141994\u6807\u51c6\u4e3a\u4f9d\u636e\u3002\u91c7\u7528\u58f0\u7a0b\u6570\u5b57\u5904\u7406\u6280\u672f\u7684\u7aef\u70b9\u53cd\u5c04\u56de\u6ce2\u6cd5\u3002\u91c7\u7528\u6b64\u6cd5\u5bf9\u63d0\u9ad8\u88c2\u7eb9\u81ea\u8eab\uff08\u5782\u76f4\uff09\u9ad8\u5ea6\u6d4b\u91cf\u7cbe\u5ea6\u975e\u5e38\u6709\u6548\u3002\u5177\u6709\u539f\u7406\u7b80\u5355\uff0c\u6d4b\u91cf\u91cd\u590d\u6027\u597d\uff0c\u64cd\u4f5c\u65b9\u4fbf\u5feb\u6377\u548c\u5b9e\u7528\u6027\u9ad8\u3002<\/p>\n
4 \u7ed3\u8bba<\/p>\n
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