u-pipe u型管
u-pipe heat exchanger u型管埋地换热器
Construction drainage PVC-U pipe 建筑排水用PVC ; U管材
U-pipe pile heat exchanger U型管桩埋换热器
u-pipe underground u型垂直埋管
U-pipe vertical heat exchanger U型竖埋管换热器
u-like pipe u型管道
The results showed that PVC-U pipe can fully meet the requirements of wastewater treatment and reduce the construction costs greatly.
结果表明:PVC-U管材完全满足污水处理的要求,并可降低工程造价。
The formulation design, technical process and technical control of the procedures in the production of fishery float by use of PVC-U pipe wastes are introduced.
介绍以PV C - U管材洗机料生产渔用浮标的配方设计、工艺流程及各工序的工艺控制。
This paper mainly discusses the damaged PVC pipe maintenance methods-U the related content.
本文主要探讨受损PV C - U管道的维修方法中的有关内容。
应用推荐