名词
中文翻译：封闭开关板
同义词：
['闭锁开关板、封闭式开关板例句：1. The enclosed switch board is used to control the lighting in the room.（封闭开关板用于控制房间内的照明。）']
例句：
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1. The enclosed switch board is used to control the lighting in the room.
封闭开关板用于控制房间内的照明。
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2.The engineer replaced the old enclosed switch board with a new one.
工程师用一个新的封闭开关板替换了旧的。
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3.The enclosed switch board was designed to be easy to install and maintain.
封闭开关板设计得易于安装和维护。