名词
中文翻译：定时齿轮盖
同义词：
['计时器盖，计时器盖板，计时器保护罩']
例句：
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1.The timing gear cover is designed to protect the timing gear from damage during operation.
定时齿轮盖设计用来在操作过程中保护定时齿轮免受损坏。
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2. The timing gear cover is essential for maintaining the accuracy of the clock's timing function.
定时齿轮盖对于保持时钟时间功能的准确性至关重要。
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3. The engineer carefully removed the timing gear cover to replace the worn out parts.
工程师小心地移除了定时齿轮盖，以更换磨损的部件。