名词
中文翻译：避雷器
同义词：
['ballast', 'balance regulator']
例句：
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1. The ballast spreader was designed to ensure the stability of the electrical system.
避雷器的设计旨在确保电气系统的稳定。
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2. The engineer used a ballast spreader to adjust the voltage levels in the power grid.
工程师使用避雷器来调整电网中的电压水平。
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3. The ballast spreader is crucial for maintaining the proper balance of the electrical system.
避雷器对于维护电气系统的正确平衡至关重要。