同义词
1)direction clutch lubrication,转向离合器润滑2)steering clutch and brake lubrication pressure tap,转向离合器和制动器润滑油路测压塞3)directional clutch spool,转向离合器滑阀4)clutch lubrication,离合器润滑5)directional clutch selector spool,转向离合器控制器滑阀6)clutch lubrication passage,离合器润滑油道
