它不仅有效地提高无功电流的补偿质量，改善了供电系统的功率因数，而且并联电容的成本和投切频率都很低。

It improves the quality reactive current compensation effectively and the power factor highly with lower capacitor costing and switching frequency.

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批评四大的人认为这些审计员赚得已经足够多来补偿他们所面对的风险，法律的压力唯一能够使他们不过于潇洒保证高质量工作的方法。

Critics of the big four argue that auditors are well paid for the risks that they run, and that legal pressures are the only way to keep their feet to the fire, ensuring high-quality work.

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有源电力滤波器用于动态抑制谐波和补偿无功，可以有效地改善电网质量。

Active power filter is used for dynamic harmonic suppressing and compensation reactive current, which can effectively improve power network quality.

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0 And it has a mass of 9.11 times 10 to the minus 31 kilograms The charge compensation comes out of the nucleus with the proton and it is positive 1.6 times 10 to the minus 19 coulombs.

它的质量是9。11乘以0,到负31千克,电荷补偿来自于,有质子的原子核,它是+1。6*10^库伦。

麻省理工公开课 - 固态化学导论课程节选