1·Then steam power entered the scene, putting the whole future of waterpower in doubt.
随后，蒸汽动力登上了历史舞台，让整个水力发电的前景一度遭到了怀疑。
2·In the following centuries, increasingly sophisticated waterpower mills were built throughout the Roman Empire and beyond its boundaries in the Middle East and northern Europe.
在接下来的几个世纪里，在整个罗马帝国以及在中东和北欧边界以外的地方建造了越来越复杂的水力发电厂。
3·This paper discusses work principle of the valve giving an alarm by waterpower and its application.
本文主要论述了水力报警阀的工作原理及其应用。
4·By using waterpower rotational flow device which can classify or separate solid grain from liquid, a utility dielectric tank used for common EDM and powder mixed dielectric EDM is designed.
利用水力旋流器对固体颗粒的分级、分离功能，设计了一种既能用于常规电火花加工又能用于混粉电火花镜面加工的通用型储液箱。
5·Polyether type of polyurethane has good dynamic function, which has been used in waterpower machines to anti - wear and anti - cavitation.
聚醚型聚氨酯具有优良的力学性能，已被广泛应用于水力机械抗磨和抗气蚀。