alternating是什么意思

实用例句

1. This is an alternating current generator.

这是一台交流发电机.来自《简明英汉词典》

2. The measurement of alternating potential difference may be perturbed by stray current.

交变电位差的测量可能受到游散电流的影响.来自辞典例句

3. The beating of heart induces alternating currents in the surrounding tissues.

心脏的搏动在其周围组织中感应出交流电流.来自辞典例句

4. Either direct or alternating current may be used for driving electric trains.

直流电和交流电都可用来驱动电气火车.来自辞典例句

5. Alternating current reverses from negative to positive about 60 times a second.

交流电由负到正一秒钟大约变换六十次.来自辞典例句