农渠 meaning in Chinese

distributing ditch
irrigation ditch

In consideration of the fact that there lacks a reasonable method suitable for wide application in flux measurement for considerable lateral canals and ditches , a new method based on the relationship between the opening angle of long and narrow plate and flux of open channel is put forward
摘要针对灌区目前缺少适用于面广量大的斗、农渠，以及适合大面积推广应用的量水方法等问题，提出一种基于细长板开启角与明渠流量关系的量水方法。