举一反三
- 下图所示电路中,与电流IL呈基本镜像关系的是电流: 。http://edu-image.nosdn.127.net/93C0C8EEF41BB303D35DA3F20BA46A91.png?imageView&thumbnail=890x0&quality=100
- 如图所示电路,若稳压管的稳定电流范围是5~50mA,则IL有可能达到的最大变化范围http://edu-image.nosdn.127.net/6D00848AF97E742E2C6F02E17974A78C.png?imageView&thumbnail=890x0&quality=100 http://edu-image.nosdn.127.net/13922324290481CA9F38829B787DCB7E.png?imageView&thumbnail=890x0&quality=100
- 中国大学MOOC:"下图所示工具为( )。http://edu-image.nosdn.127.net/D6BFA044A165F7787DDF229A39C5C236.jpg?imageView&thumbnail=890x0&quality=100http://edu-image.nosdn.127.net/2F463E8BC7003C7A6DE10AD41DB2F19E.jpg?imageView&thumbnail=890x0&quality=100http://edu-image.nosdn.127.net/A703FA1F4FAFAE1A1224262AF1D87971.jpg?imageView&thumbnail=890x0&quality=100";
- 中国大学MOOC: 实腹式轴压杆绕x,y轴的长细比分别为http://edu-image.nosdn.127.net/CEDDCE7A3BB52B52DC56A37DE9DF8675.png?imageView&thumbnail=890x0&quality=100,http://edu-image.nosdn.127.net/2715192C2D5C066B84F9EEC130D1DD78.png?imageView&thumbnail=890x0&quality=100,对应的稳定系数分别为http://edu-image.nosdn.127.net/051E7EF77A20CC8EE7AE73090D7D0B9F.png?imageView&thumbnail=890x0&quality=100,http://edu-image.nosdn.127.net/CDC96ACA4577E26B3DE9DBF3AFBCEC46.png?imageView&thumbnail=890x0&quality=100,若http://edu-image.nosdn.127.net/991E5D4B35F3193105567CAF1B1CB1EC.png?imageView&thumbnail=890x0&quality=100,则( ) 。
- 逻辑电路如图(a) 所示,若各输入信号波形如图(b) 所示,则Q1、Q2的波形如图(c) 所示,对吗?假设两个触发器的初始状态均为0。http://edu-image.nosdn.127.net/BEBCCC056ABBD6F251A01C1C632863DF.png?imageView&thumbnail=890x0&quality=100 http://edu-image.nosdn.127.net/5592FA167A8A7D8C93AD633F0E01D161.png?imageView&thumbnail=890x0&quality=100http://edu-image.nosdn.127.net/C853EF51EFF13D688C5BEDB9CD8C030C.png?imageView&thumbnail=890x0&quality=100
内容
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中国大学MOOC: 下图中,若http://edu-image.nosdn.127.net/3CC508F9AB3640FC7B4FC8A56BCC3C4A.png?imageView&thumbnail=890x0&quality=100,http://edu-image.nosdn.127.net/1E98E4093ED9A9CF99D5410CB4F9E5FC.png?imageView&thumbnail=890x0&quality=1000011,求http://edu-image.nosdn.127.net/C431073D6B6C788B674E11D5E7EA9B8F.png?imageView&thumbnail=890x0&quality=100( )。http://edu-image.nosdn.127.net/3F2606B33B97941F5DFADC9F32BD58AD.png?imageView&thumbnail=890x0&quality=100
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在下图所示电路中,所引入的交流负反馈组态为()。http://edu-image.nosdn.127.net/A4351B77BA3992FFC1CE0D112335C0F5.png?imageView&thumbnail=890x0&quality=100
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在下图所示电路中,所引入的交流负反馈组态为()。http://edu-image.nosdn.127.net/83CE4F510E77FD91361ADAE142ABF511.png?imageView&thumbnail=890x0&quality=100
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中国大学MOOC: 若第9题中当电路中总电压http://edu-image.nosdn.127.net/45D53DF610EBF196EBE5238589C91ABF.png?imageView&thumbnail=890x0&quality=100,http://edu-image.nosdn.127.net/8232D55E2C1346F746EFBB0780167F51.png?imageView&thumbnail=890x0&quality=100,http://edu-image.nosdn.127.net/A2CC3366BF7376F66D8EFFEB40B97149.png?imageView&thumbnail=890x0&quality=100,以下叙述正确的是
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中国大学MOOC: 下图所示的电路中,发出功率的元件是( )http://edu-image.nosdn.127.net/B437F8A01DACFB0252287A80CEA15FE1.jpg?imageView&thumbnail=890x0&quality=100