水力的

This machine uses the hydroelectric power.

这台机器使用的是水发电的能量。

Hydel power projects, with storage facilities, provide peak time support to the power system.

有水能的水发电项目可以对系统提供峰期支撑。

The result indicates that great differences,which have significant influence on the aqua-plants,exist in the evapotranspire,the bio-mass,the root density and the root length.

研究的结果表明，不同水生植的蒸散量、生量、根密度和根长存在较大的差异，这些差异对水生植的泌氧性能、碎石床人工湿地的水负荷率、氮磷去除效果和有机污染的降解有重要的影响。

Based on analyzing hydraulic stepout and heating power stepout took place in hot water heating system indoor, the improvement plan is presented in this paper.

分析了室内水采暖几种系统中经常出现的水调、调问题，并提出了相应的对策意见。

The in situ rock stress prevents the rise of confined water and water inrush for thick floor aquifuge,but for thin floor aquifuge the in situ rock stress wo.

介绍了水压裂应测量的原理和现场测量结果,论述了煤层底板隔水层带的阻水机理和承压水沿煤层上升的机理,以及原岩应、水压与裂隙扩展的关系。