- grounding
- substructure
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基础工事的英文
例句与用法
- Simple installation without special foundation
安装简易无需特殊的基础工事。 - Energy losses leading to a decrease in head are also done away with , likewise losses in flow rate from the screening installations , both of which can have a detrimental effect on the efficiency of the facility . the constructional effort required for a hydrodynamic screw is small compared to that required for a turbine . if the compact version of a hydrodynamic screw hydrodynamic screw trough power take - off unit combined as a single unit is used , the constructional effort can be further reduced
水力螺旋机技术的优点有：无需监控系统，可自行调节水体供给和供给频率运行效率高于水轮机和小型涡轮机效率梯度平稳转速低20rpm - 80rpm ，运行稳定防磨损无需定期清洁，易维护对河道湖泊里的鱼虾无损害基础工事少，安装简便无堵塞，无需隔栏装置能量利用充分等。