介绍了一种明渠污水流量计的设计。
The article introduces the design of open ditch's sewage flowmeter.
为了方便农田灌溉，我们修了条明渠。
In order to make irrigation convenient, we have built an open ditch.
在世界历史上，丝绸之路是最重要的文明渠道之一。
The Silk Road was one of the most significant channels of civilizations in world history.
农田的排水系统通常是埋在农田中的管子，但也可以是明渠。
A land drain is usually a pipe buried in farm land but it may also be an open channel.
本文对有压和明渠非恒定流的基本方程及尾水调压室的相关内容作了介绍和总结。
This article has introduced the equations and has summarized the knowledge of tail tank.
本文对有压和明渠非恒定流的基本方程及尾水调压室的相关内容作了介绍和总结。
This article has introduced the equations and has summarized the knowledge of tail tank.
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