? 0|1
|2
|3
举一反三
- <img src="http://edu-image.nosdn.127.net/59BCD99290AB4E89504BE1D86C9CEBDD.png?imageView&thumbnail=520x520&quality=100" />? 1.5A|-1.5A<br >|2.1A|-2.1A
- 在边长为l的立方箱中运动的质量为m的自由粒子最低能级的能量是 。? 0<br >|<img src="http://edu-image.nosdn.127.net/25BE3F370428717C866537A7D7C844D5.PNG?imageView&thumbnail=520x520&quality=100" />|<img src="http://edu-image.nosdn.127.net/510E594B10F3DC61959F5AE3038F09D8.PNG?imageView&thumbnail=520x520&quality=100" />|<img src="http://edu-image.nosdn.127.net/06DF85CB1CE475D5CB97DC45131A1C60.PNG?imageView&thumbnail=520x520&quality=100" />
- <img src="http://edu-image.nosdn.127.net/4BF1E7CD4357B6B3EF64DA3EF9A866E8.jpg?imageView&thumbnail=520x520&quality=100" />? D触发器|编码器|译码器|JK触发器<br >
- <img src="http://edu-image.nosdn.127.net/3FE0190EF617BC5AEDD156F387AFFCC0.jpg?imageView&thumbnail=890x0&quality=100" />? <br >| | |
- 图示电路中，已知电流源<img src="http://edu-image.nosdn.127.net/85902C91DE56CAB93E99D0255A23B10D.JPG?imageView&thumbnail=520x520&quality=100" />互感M=1H，a、b两端的开路电压为 ; ;;V。<br ><img src="http://edu-image.nosdn.127.net/C852E58D8231E03C27740A58A548D688.JPG?imageView&thumbnail=520x520&quality=100" />?