blocking drainage
常见例句
- I'm in your gutter blocking your drainage.
我在排水沟里阻碍排水呢。 - There are many treatment method for seepage of concrete dam body. Blocking at upstream face and drainage at downstream face is one generally adopted.
混凝土坝体渗水处理目前方法很多，一般采用上堵下排的方法。 - In this paper on the basis of theory of unsteady flow in open channals the effective control area of drainage and tide-blocking sluice gates is analyzed.
本文结合浙江海涂垦区的具体条件，应用明渠不恒定流的基本理论和计算成果，分析了挡潮排水闸的适宜控制范围； 返回 blocking drainage