输水干管 meaning in English

depotition main
feeder main

Water supplies - combined fresh salt water supply projects - additional trunk transfer facilities to kowloon eastern areas and water supply to anderson road quarries site development - stage 1
供水食水供应-丹桂村食水配水库第ii阶段及元朗至屯门之间增设输水干管设施
Abstract : large transmission main pipe line engineering , treated foundation on deep muddy , thick backfilling ground is introduced in this paper , cement mixed combined earth foundation is designed and calculated , pipe bridge 、 pipe pass through dam and etc , technical measures are also introduced
文摘:本文介绍深淤泥厚填土场地大型输水干管工程的地基处理，水泥搅拌桩复合地基基础设计与计算及过桥管、过堤管等的技术处理措施。
Water samples are taken regularly throughout the entire supply and distribution system . the sampling points include water treatment works , service reservoirs , trunk mains , connection points and domestic taps . the data from these samples are checked against the world health organization s guidelines for drinking - water quality , which were developed by experts from around the world
在整个供水及输水系统中，有关人员经常从滤水厂、配水库、输水干管、供水接驳位置和用户水头抽取样本进行化验，鉴定化验数据所显示的水质是否符合世界?生组织所订定的饮用食水水质准则。