用Multisim10做电路仿真，电路图如下，接实际电路时输出约5V，为什么在仿真万用表中读到的数值非常大？
\u6025\u6025\u6025 \u8fd9\u4e2a\u7535\u8def\u4e3a\u4ec0\u4e48\u4eff\u771f\u9519\u8bef\uff1f\u6b64\u7535\u8def\u5c5e\u4e8e\u7535\u6e90\u7535\u538b\u68c0\u6d4b\u7535\u8def\uff0c\u5f53\u7535\u538b\u9ad8\u4e8e\u8bbe\u5b9a\u503c\u540e\uff0cLED\u4eae\uff0c\u53cd\u4e4b\u706d\uff1b
\u91c7\u6837\u7535\u8def\u4e3b\u8981\u662f R1\u3001R2\uff1b
\u611f\u89c9\u7535\u8def\u8bbe\u8ba1\u601d\u8def\u4e0d\u6e05\u6670\uff0c\u91c7\u6837\u7a33\u538b\u6e90\u8f93\u5165\u7aef\u7535\u538b\uff0c\u89c2\u5bdf\u5176\u53d8\u5316\u8fd8\u6709\u5176\u610f\u4e49\uff0c\u73b0\u5728\u5374\u662f\u91c7\u6837\u8f93\u51fa\u7aef\u7684\u7535\u538b\u5c31\u6ca1\u4ec0\u4e48\u610f\u4e49\u4e86\uff0c\u4e5f\u662f\u4f60\u4eff\u771f\u6ca1\u6709\u770b\u5230\u53d8\u5316\u6548\u679c\u7684\u539f\u56e0\u6240\u5728\uff1b
\u53e6\u5916\uff0c\u4f60\u8bf4\u662f\u505a\u97f3\u4e50\u5f69\u706f\u63a7\u5236\u5668\uff0c\u53ef\u7535\u8def\u56fe\u4e0a\u6ca1\u770b\u5230\u8f93\u5165\u4fe1\u53f7\u554a\uff0c\u63a7\u5236\u5bf9\u8c61\u53c8\u662f\u4ec0\u4e48\uff1f
\u8fd9\u4e2a\u7535\u8def\u6709\u5982\u4e0b\u4e24\u4e2a\u95ee\u9898\uff1a
\uff081\uff09\u7535\u5bb9\u592a\u5927\uff0c\u8fc7\u6e21\u8fc7\u7a0b\u65f6\u95f4\u957f\uff1b
\uff082\uff09\u4ea4\u6d41\u4fe1\u53f7\u6e90\u768410Vrms\u4e5f\u592a\u5927\uff0c\u6539\u621010mVrms\u5427\u3002
首先我觉得你这个电路接错了，明天上公司我给你看一下
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