unipolar词根词缀

The unipolar moment may have passed, but there are few serious problems around the world that can be solved without US engagement.

单极模式或许已经成为过去，但是如果没有美国的参与，国际领域目前存在的大量严峻问题依然很难得到解决。

The simulative results show that the unipolar modulation APF with one-cycle control can compensate the harmonic and reactive currents caused by nonlinear load effectively and there is no DC off-set in the compensated source current.

仿真结果表明，单极调制单周控制APF能有效补偿非线性负载所导致的谐波和无功电流，补偿后电源电流中不含直流分量；

The normal electrocardiograms ( ECGs) from 24 leads, including standard limb leads, augmented unipolar limb leads, unipolar chest leads and apex base lead ( A B), of 90 healthy police dogs were traced and analysed.

描记了90只警犬标准肢导联、加压单极肢导联、单极胸导联、A－B导联等共24个导联的心电图。