名词
中文翻译：货车车厢门装置
同义词：
['truck door fixture', 'box truck door', 'boxcar door']
例句：
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1. The engineer installed the new box car door fixture in the factory.
工程师在工厂里安装了新的货车车厢门装置。
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2.The box car door fixture was designed to improve safety during transport.
货车车厢门装置的设计目的是为了提高运输过程中的安全性。
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3.The old box car door fixture broke down and had to be replaced immediately.
旧的货车车厢门装置坏了，必须立即更换。