短語(yǔ)詞組短語(yǔ)hydraulic c shield support 掩護(hù)式液壓支架hydraulic shield support [礦業(yè)]掩護(hù)式液壓支架hydraulic shield su ort 掩護(hù)式液壓支架hydraulic stud tensioner shield ring 液壓螺栓拉伸機(jī)屏蔽環(huán)hydraulic chock -shield su ort 支承掩護(hù)式液壓支架Special antiwear hydraulic -oil for shield 發(fā)明名稱(chēng) 返回 hydraulic shield