1.
drainage and irrigation pump
排灌用泵（农用水泵）
2.
Draining and irrigating machinery refers to various kinds of drainage and irrigation machinery and equipment for agriculture and animal husbandry.
排灌机械是指用于农牧业排水、灌溉的各种机械设备。
3.
"The best rice land is level, conveniently diked for alternating irrigation and drainage. "
稻田最好是在平地上，筑田埂以利排灌。
4.
These make up a complete irrigation-drainage network.
这些（河渠）构成一个完整的排灌系统。
5.
Branch canals and ditches were dug to form a system of irrigation and drainage.
挖了一些支渠，形成了一个排灌系统。
6.
Calibration Analysis of Tidal Flow Distribution in Xiaoshan Drainage and Irrigation Stations
萧山区排灌站引潮配水流量率定分析
7.
With a big flow rate, it is suitable for the use of plain river network area and hilly irrigation and drainage, piscina water supply and drainage industrial water supply and drainage.
本产品流量大，适用于平原河网地区和丘陵灌区，特别适用于农田排灌、鱼塘供排水及工业供排水。
8.
Study of Water Resources Management System in Middle-Small Irrigation District--Theory and Practice of Self-financing Irrigation and Drainage District;
中小型灌区水资源管理体制探索——经济自立排灌区（SIDD）的理论与实践
9.
The rainy season is coming. It's a matter of great urgency to repair the drainage and irrigation equipment.
雨季就要到了, 修理排灌设备是急如星火的任务。
10.
a ditch to carry extra irrigation water
排出剩余灌溉水的水沟
11.
The Preliminary Research on Water Consumption,Quota of Irrigation and Drainage and Water Production Efficiency under Water-catching and Controllable Irrigation Technology of Rice
蓄水控灌模式下水稻耗水量及灌排定额初探
12.
Variation of nitrogen concentration in drainage water from paddy fields under controlled irrigation and drainage
灌排调控的稻田排水中氮素浓度变化规律
13.
make (land)suitable for cultivation,eg by draining or irrigating it
开垦（土地）（如排水、灌溉以利耕种）
14.
any of various herbs and subshrubs of the genus Lysimachia.
排草属任何草本植物和半灌木。
15.
Code for design of dock gates and filling and emptying systems of dry docks
干船坞坞门及灌水排水系统设计规范
16.
Clogged pipes caused drain water to back up into the room.
水管堵塞, 排出去的水倒灌入室。
17.
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
18.
The Practice and Reflection of SIDD in China;
自主管理灌排区在我国的应用与思考