• Marine gear transmission device, including the main thruster, centrifuge, deck machinery such as winch, sailed machine, crane, rotating device, pump, elevators and rudder ", etc."

    船用齿轮传动装置包括推进器离心机甲板机械绞盘起锚起重机旋转装置、升降机

    youdao

  • Marine gear transmission device, including the main thruster, centrifuge, deck machinery such as winch, sailed machine, crane, rotating device, pump, elevators and rudder ", etc."

    船用齿轮传动装置包括推进器离心机甲板机械绞盘起锚起重机旋转装置、升降机

    youdao

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