MP series online UPS of MP series is of little volume, lightweight and output of high-frequency online purely sine wave and the machine can start by using DC battery.

MP系列在线式UPS具有体积小、重量轻、高频在线式纯正弦波输出，电池直流直接开机。

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The traditional control method of PFC module in the Online UPS is PID compensation algorithm, which always brings some power swings. Simultaneously, the life of PFC module will be reduced.

传统在线式UPS的PFC模块使用PID补偿算法往往会产生一定程度的输出振荡，当振荡频繁时会严重影响PFC模块的使用寿命。

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Other venture capitalists have been ladling cash into start-ups developing software applications for these online communities.

其他风险投资家已对一些针对这些在线社区开发软件应用的创业者慷慨解囊。

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After the world learned that Notre Dame linebacker Manti T'eo's online girlfriend never existed, CNN invited readers to share their own online dating ups and downs.

CNN: SHARE THIS

"I've got so many proposals for bookstores and CD sites on my desk right now, you wouldn't believe, " says Hanson Cheah, a Hong Kong venture capitalist specializing in online start-ups.

CNN: THE E-TAIL REVOLUTION

So cheap have the big, established brokers become that online start-ups such as Kiwoom.com, which opened last month, are struggling to win customers, despite its offer of free trading until the end of June.

ECONOMIST: Korean finance