名词中文翻译
中文翻译：灰色铸件
同义词：
['gray castings', 'gray castings', 'gray castings例句：1. The old machine was replaced with new gray castings.（旧机器被新的灰色铸件所取代。）2. The engineer used gray castings to make the bridge stronger.（工程师使用灰色铸件使桥梁更坚固。）']
例句：
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1. The old machine was replaced with new gray castings.
旧机器被新的灰色铸件所取代。
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2. The engineer used gray castings to make the bridge stronger.
工程师使用灰色铸件使桥梁更坚固。
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3.The factory produces a variety of gray castings for different industries.
这家工厂生产各种灰色铸件，供不同行业使用。