square or rectangular wave AC voltage

AC rectifying type rectangular instrument

交流整流式方形电表

AC rectifying type round instrument

交流整流系圆形电表

AC moving iron round instrument

交流动铁式圆形电表

AC moving coil round instrument

交流动圈式圆形电表

AC moving coil rectangular instrument

交流动圈式矩形电表

DC moving coil square instrumert

直流动圈式方形电表

AC clip-on voltammeter

钳形交流电压电流表

self-rectifying alternator

自整流式交流发电机

AC moving iron rectangular instrument

交流电磁系矩形电表

AC self-rectifying wet-type valve

交流自整流湿式整流管

The Research of Thyristor Control Way Using AC Integrated Period Regulation

交流整周期电压晶闸管控制方式的研究

DC moving coil round instrument

直流动圈式圆形电表

DC moving coil rectangular instrument

直流动圈式矩形电表

The rectifier lets current flow into the battery only when A.C. surges in the direction of the arrow.

只有当交流电流沿箭头方向急冲时，整流器才允许电流流入电池组。

AC approximate rms value rectifier instrument

交流近效值整流系仪表

AC average value rectifier instrument

交流平均值整流系仪表

commutator motor

整流式［子］电动机

To convert(alternating current)into direct current.

把…整流将（交流电）转化为直流电