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1.The main shaft key is essential for the operation of the machine.
主轴键对于机器的运行至关重要。
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2. The engineer used the main shaft key to adjust the machine's settings.
工程师使用主轴键来调整机器的设置。
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3. Main shaft keys are often used in conjunction with other tools to ensure proper alignment.
主轴键通常与其他工具一起使用,以确保正确的对齐。