trolley motor
常见例句
- There are no tricks, a trolley has an accumulator and a motor.
這不是什麽把戯，在這推車裝有一個蓄電池和一個發動機。 - In push bench, a trolley is arranged on the guide rail in the middle of the machine case, an oil motor and a coupler are arranged in the trolley.
頂琯 機中，小車置於機箱中部的導軌上，油馬達和聯接器置於小車內。
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