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1.The lubricator shaft is essential for smooth operation of the machine.
润滑杆对于机器的顺畅运行至关重要。
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2.The engineer used a special lubricator shaft to reduce friction in the gears.
工程师使用一种特殊的润滑杆来减少齿轮间的摩擦。
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3. The lubricator shaft was damaged during the accident, causing the machine to stop working.
事故中润滑杆受损，导致机器停止工作。