表示排灌的英语单词解析
排灌的英文：
irrigation and drainage
参考例句：
"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。
(Design, operation and maintenance of irrigation and drainage systems: The service approach)
7、从服务角度看排灌系统的'设计、运行与维护
irrigation是什么意思：
n. 灌溉；冲洗（法）
The rotary agitator irrigated him.
旋转的鼓动者可灌溉的他。
The farmer is irrigating in his field.
那个农夫正在田里灌溉。
The terrace channels are convenient for irrigation.
梯田的沟渠便于灌溉。
What is the irrigation norm?
灌溉定额是多少？
through the growing season by furrow irrigation
在整个生长期间用畦灌法
drainage是什么意思：
n. 排水；放水；排水系统；污水
This is a drainage area.
这里是排水区。
Keep the drainage channel clear.
保持下水道畅通。
The defect in the drainage must be remedied.
这排水系统的缺陷该设法补救。
drainage usually has to be undertaken as a first operation
第一步通常采取排水措施。
Pancreatic abscess obviously requires drainage.
胰腺脓肿显然需要引流。
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