Power electronic devices are usually designed to operate in symmetric power systems. So installing power electronic devices in unbalanced power systems can cause problem.

电力电子装置通常设计运行在系统(电网)对称条件下，因此当系统电压不对称时可能会对装置产生严重影响。

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The double-faced hollow toughened glass provides good sound insulation, heat insulation and safety. Installing power-operated or magnetic control shutter will save you the trouble of curtain cleaning.

配置中空双面钢化玻璃，隔音、隔热、安全性能佳。玻璃内可配置电动或者磁控百叶帘，可免除装普通窗帘清洁的烦恼。

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One way to avoid this is to bring the power station into the home, by installing domestic microgenerators.

其中一个避免方法是通过安装家用小型发动机来把发电站搬进家中。

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Installing electric power has been so essential for the function of our daily and business lives.

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The real electrical innovation, he argues, wasn't Thomas Edison's idea of installing individual power plants in factories.

FORBES: Magazine Article

The British and French government, as the protectors of the Arab state, shall agree that they will not themselves acquire and will not consent to a third power acquiring territorial possessions in the Arabian peninsula, nor consent to a third power installing a naval base either on the east coast, or on the islands, of the red sea.

BBC: Map detailing the Sykes-Picot agreement