图T7-1电路中的未知电流为（ ）/ananas/latex/p/49152http://cs.ananas.chaoxing.com/download/55cc5b0ae4b0529fd53fac6b

8-1 选择题：图T8-1电路中的电压为（ ）/ananas/latex/p/1499http://cs.ananas.chaoxing.com/download/55cc645ae4b0529fd53fad0a

7-2 选择题： 图T7-2电路中的未知电流为（ ）/ananas/latex/p/478http://cs.ananas.chaoxing.com/download/55cc5b96e4b0529fd53fac8c

有一直流电源，其额定功率为，额定电压，内阻为，负载电阻可调，其额定工作状态下的电流为()。/ananas/latex/p/51068/ananas/latex/p/51077/ananas/latex/p/51078/ananas/latex/p/1336http://cs.ananas.chaoxing.com/download/55d53c7de4b0529fd54047bf

http://cs.ananas.chaoxing.com/download/55d694c1e4b0529fd5405f2ahttp://cs.ananas.chaoxing.com/download/55d694c2e4b0529fd5405f2c

JK触发器的为直接置“0”端，为直接置“1”端。正常工作时，“”，“”为____电平。http://cs.ananas.chaoxing.com/download/55d2d147e4b0529fd5400b98http://cs.ananas.chaoxing.com/download/55d2ced8e4b0529fd5400b53http://cs.ananas.chaoxing.com/download/55d2d147e4b0529fd5400b98http://cs.ananas.chaoxing.com/download/55d2ced8e4b0529fd5400b53

JK触发器的为直接置“0”端，为直接置“1”端。当时，触发器状态为____。http://cs.ananas.chaoxing.com/download/55d2d147e4b0529fd5400b98http://cs.ananas.chaoxing.com/download/55d2ced8e4b0529fd5400b53http://cs.ananas.chaoxing.com/download/55d2dbe2e4b0529fd5400cb7

http://cs.ananas.chaoxing.com/download/55e55b7d498ead65175a36cd

http://cs.ananas.chaoxing.com/download/55d6bda5e4b0529fd54063ce

斜齿圆柱齿轮的几何尺寸计算中，错误的是（ ） 未知类型：{'options': ['[img src="http://cs.ananas.chaoxing.com/download/5650388ae4b0e8535498ceed"]', '[img src="http://cs.ananas.chaoxing.com/download/565038a5e4b0e8535498cef3"]', '[img src="http://cs.ananas.chaoxing.com/download/565038bae4b0e8535498cefe"]', '[img src="http://cs.ananas.chaoxing.com/download/565038d3e4b0e8535498cf02"]'], 'type': 102}