1) constant upstream level
![点击朗读](/dictall/images/read.gif)
上游常水位
1.
Dynamic boundary condition of unsteady flow in open canal with automatic constant upstream level control;
上游常水位自动控制渠道明渠非恒定流动态边界条件
2) downstream constant level
![点击朗读](/dictall/images/read.gif)
下游常水位
1.
Research of self-adapting canal downstream constant level control based on RBF neural network;
基于RBF人工神经网络的下游常水位自适应渠道输水控制研究
3) water levels of upstream and downstream
![点击朗读](/dictall/images/read.gif)
上下游水位
4) upper-stage method
![点击朗读](/dictall/images/read.gif)
上游站水位法
1.
However,this problem can be solved with the upper-stage method and good results have been achieved in practice, which will provide reference for the hydrometric stations in same condition.
用上游站水位法进行中低水流量测验整编很好的解决了这一难题,取得较好的效果,可为具有相同条件下的水文站流量测验整编提供借鉴。
5) hydraulic gradient between upper and lower reaches
![点击朗读](/dictall/images/read.gif)
上下游水位差
1.
In accordance with the fluctuations of observation data in flood and non-flood seasons,the variation in vertical displacement has obvious relationship to that in hydraulic gradient between upper and lower reaches.
从汛期和非汛期观测数据的波动来看,垂直位移量的变化与上下游水位差的变化有明显关系。
6) the upper reaches of Han River
![点击朗读](/dictall/images/read.gif)
汉水上游
1.
The wetland in the upper reaches of Han River is a wetland type of north subtropical model.
汉水上游汉中湿地属典型北亚热带湿地类型,由于其特殊地理环境和适宜的气候条件,动植物种类丰富,是野生动物特别是鸟类栖息的场所,也是我国候鸟迁徙的中转、越冬和繁殖地。
补充资料:地下水水位观测(见水位观测)
地下水水位观测(见水位观测)
d ixiashui shuiwei guanee地下水水位观测见水位观测。
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