1) low water level and low-speed drainage
低水低排
1.
In the light of the waterlogging forming reasons in the built area and combined with the areal drainage conditions, the planning is considered to adopt the principle of high water level and high-speed drainage, low water level and low-speed drainage, and waterlogging water pumping and drainage for prevention.
该文介绍城市内涝灾害的形成原因,探讨城市治涝的设计标准,针对已建成区的内涝成因,结合地域排水条件,在规划中考虑采用高水高排、低水低排、涝水抽排的原则进行防治。
2) operation in desilting at low level
低水位排沙运行
3) H.P(L.P)drain pipe (H.P.high pressure,L.P.low pressure)
高压(低压)排水管
4) lower low water (LLW)
较低低水
5) low-low level
"低-低"水位
补充资料：低都儿低
1.低而又低，很低。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条