pipelayers
美
英 
例句
EARTH-MOVING MACHINERY. LIFT CAPACITY OF PIPELAYERS AND WHEELED TRACTORS OR LOADERS EQUIPPED WITH SIDE BOOM.
土方機械.裝有側起重臂的鋪管機.輪式拖拉機和裝卸機的提升能力
Earth-moving machinery - Pipelayers - Definitions and commercial specifications
土方機械.鋪管機.定義和商業規范
Earth-moving machinery - Safety - Requirements for pipelayers
土方機械.安全.管道敷設設備的要求
Earth-moving machinery - Safety - Part 9: Requirements for pipelayers
土方機械安全第9部分:管道敷設機的要求