图示锚具的代号为()<br /> <img src="https://nimg.ppkao.com/2018-05/zoubinbin/2018051810382121552.jpg?sign=d9211546d613a3555c0e260e456ff1b2&t=62d1aeb1" />
A、BJM
B、JYM
C、LMM
D、GZM
A、BJM
B、JYM
C、LMM
D、GZM
A、A.24A<br /> B.-24A<br /> C.<img src="https://img.ppkao.com/2017-12/xieqiushi/2017120714071740248.jpg" /><br /> D.<img src="https://img.ppkao.com/2017-12/xieqiushi/2017120714072110716.jpg" />
A、试用电源等效变换法求图示电路中的电流I。<br /> <img src="https://img.ppkao.com/2018-09/lina/2018090210415085719.jpg" />
A、图示电路中,iL(0)=1A,求t≥0时的iL(t)。<br /> <img src="https://img.ppkao.com/2019-05/wangxuan/2019050615530228004.jpg" />