Aiming at some problems in one-cycle control of conventional active power filter (APF), a novel one-cycle controlled APF with double-bridge is proposed.

针对经典单周控制有源电力滤波器(APF)存在的问题，提出了单周控制APF的双桥逆变控制策略。

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This paper analyzes PWM double-bridge superposition regulator, AC chopping regulator and series voltage regulator, and introduces the application of AC voltage regulating based on VF technologies.

分析了PWM双桥叠加型，交流斩波型和串联型等三种变频型交流电压调节电路，介绍了基于变频技术的调压应用。

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To measure the same low resistance with methods of Volt- Ampere , double bridge and double 'single bridge', we can get the same results.

对同一低电阻分别用伏安法、双电桥、双“单电桥”进行测量，几种方法的测量结果相当吻合。

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Baghdad also now boasts what Iraqis claim is the Middle East's tallest tower (erected in competition with Kuwait), the region's only double-decker bridge and a complete reconstruction of the world's oldest palace at nearby Babylon.

ECONOMIST: Monumental

Red and white industrial rope light strands will grace the Canadian arch portion of the bridge, while red, white, and blue strands will grace the U.S. double-arch portion of the bridge.

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The Nan-Shan was being looted by the storm with a senseless, destructive fury: trysails torn out of the extra gaskets, double-lashed awnings blown away, bridge swept clean, weather-cloths burst, rails twisted, light-screens smashed and two of the boats had gone already.

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