1.
The first step was to line the drain area with small stones.
第一步就是用小石子排满排水区域，
2.
Drainage: rainwater and sewage are discharged swimmingly.
排水：区内雨水、水均可顺畅排放。
3.
Drainage : rainwater and sewage are discharged swimmingly.
排水：区内雨水、污水均可顺畅排放。
4.
Approved Drainage Authority Area Plan
核准排水监管区图则
5.
Code for design of water supply and sewerage in residential subdistrict
居住小区给水排水设计规范
6.
Design and Analysis of Water Supply And Drainage Works in Residence Community of Longzhongbiyuan;
“隆中碧苑”小区给水排水工程设计分析
7.
Investigations on Pollution Discharge of Overall Drain Outlet in Newly Developed Area of Maanshan Iron & Steel Co.,Ltd
马钢新区各总排水口排污情况调查研究
8.
Last Study on Chemical Plant Sewage Reusing as Makeup Water of Circulation
化工厂区雨排水回用循环水补水及时研究
9.
Industrial Wastewater Discharge and Treatment by Region
各地区工业废水排放及处理情况
10.
Some factory In this locality still discharge waste water Into the river
这一地区有些工厂仍把废水排入河中
11.
Eastern, Central and Western China Industrial Wastewater Discharge and Treatment by Region
区域工业废水排放及处理情况
12.
Some factories in this locality still discharge waste water into the river.
这一地区有些工厂仍把废水排入河中。
13.
Highway Drainage Techniques in Collapsible Loess Areas;
湿陷性黄土地区公路防排水技术研究
14.
Experimental Study on Controlled Drainage in Paddy Fields of the Yinnan Irrigation District, China;
宁夏银南灌区稻田控制排水试验研究
15.
Study on Planning Project on Drainage Systems in Jishan County Area
稷山县城区排水系统规划方案的研究
16.
Study on the Organic Pollutants in Drainage Channels in Oilfields
油田开发区排水渠有机污染物的研究
17.
Study of laws of nitrogen losses from farmland drainage in Zhanghe Irrigation District
漳河灌区农田排水氮素流失规律研究
18.
Research on Floating Regional Preemptive Drainage Technique in Underground Mining Inclined-lane
井工斜巷浮动式区域抢排水技术研究