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1.The compound gear train is responsible for the smooth operation of the machine.
复合齿轮传动装置负责机器的平稳运行。
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2. The engineer designed a compound gear train that could handle heavy loads.
工程师设计了一种复合齿轮传动装置,可以处理重负载。
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3. The compound gear train was used to transmit power from the engine to the wheels.
复合齿轮传动装置用于将发动机的动力传递到车轮。