Flyback converter is commonly used for off-line power supplies.

反激变换器广泛用于离线式供电电源。

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First, a suitable mathematical model for the frequency and tie line power of decentralized control is given.

首先给出一种适于对频率和交换功率进行分散控制的数学模型。

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POS can supply more precise mathematical model to analyze the off-line power flow, stability and faults of the power system.

POS提供了更为精确的数学模型来离线分析电力系统的潮流、稳定性和故障。

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And they built a three hundred fifty kilometer power line from San Bernadino,California.

VOA: special.2009.08.12

The only evidence is a battery pack and a power line on his side.

VOA: standard.2010.01.27

The new technology reduces active and standby power in temperatures ranging from room temperature (RT) to high temperature (HT) by using a bit line power calculator (BLPC) and a digitally controllable retention circuit (DCRC).

ENGADGET: Toshiba mobile RAM uses prediction, adaptation to cut power use by up to 85 percent

The company is also exploring ways to capture carbon for underground storage, and it has proposed a massive 550-mile power line spanning from West Virginia to New Jersey to help alleviate the region's power needs.

FORBES: Magazine Article

In the future, the product line will also include high-speed radio frequency and power-line connectivity solutions.

CNN: 3Com, Microsoft plan home network kits