名词
中文翻译：线材结合
同义词：
['threading engagement', 'thread connection']
例句：
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1. Theengineer carefully threaded the screw into thehole.
工程师小心翼翼地将螺丝旋入孔中。
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2. The machine's thread engagement isessential for its operation.
机器的线材连接对于其运行至关重要。
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3. Thenew design requires a moresecure thread engagement to prevent thedevice from falling apart.
新设计需要更稳固的线材连接以防止设备脱落。