布水管 meaning in Chinese

water distributor

The original landscape of the site had been changed drastically , and frequent disturbances caused by recent urban development were shown . the trench is now full of pipes and piles . the relics might be deposited in a brownish sandy layer , between the modern disturbed layer and the greyish sand of marine deposit
从出土文物的地点观察，原来的地貌早被近代城市发展所改变，沟内满布水管和桩柱，埋藏文物的层位应是现代扰乱层和灰砂层之间的碣砂层。