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管排水

管排水

管排水

管排水

3

Always check the water pipes , drainage pipes for leaks , and the Times found, please repair leaks .

请经常检查各给水管、排水管有无渗漏，如发现渗漏请及时报修。

5

The cable, drainage pipes and cardboard boxes, cardboard, and so on.

电缆管、排水管及纸箱、纸板等。

6

General requirements for components used in hydraulically pressurized discharge pipes, drains and sewers

液压排放管、排水管和污水管构件的一般要求

8

The Maintenance of Air- back in Single Stack Drainage Systems in High Schools

高校单立管排水系统常见返气现象维修

10

Application of nitrogen leaching losses mixed simulative model in tile effluent from the drained paddy rice field

暗管排水稻田中氮素淋失动态混合模型及应用

11

Experiment on Application of Wind Energy for Compelling Drainage in the Subsurface Drainage District

在暗管排水区利用风能强排的试验

12

An Experimental Study of Pipe Drainage Effect in Saline Soil Area

盐渍土地区暗管排水效应试验研究

13

The Status and Developments of Subsurface Pipe Drainage at Home and Abroad

国内外暗管排水的发展现状与动态

15

Specification for design of specific single stack drainage system

特殊单立管排水系统设计规程

16

The construction method of drainage system with UPVC plastic pipe in Yuci culture center work

榆次文化中心 UPVC 塑料管排水系统施工方法

17

Engineering application of single stack sewer system

特殊单立管排水系统的工程应用

18

Industry : PVC pipe ; PPR pipe ; Composite Pipe; Drainage system; Sheung Shui system; Hot and cold water systems;

所属行业：PVC 管；PPR 管；复合管；排水系统；上水系统；冷热水系统；；

20

Some Ideas on The Engineering Design of Draining by Underground Tube

暗管排水工程设计中应注意的几个问题

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