水力

shuǐ lì zī yuán

水力资源

hydraulic resource

shuǐ lì zhuāng zhì

水力装置

hydraulic device

lì yòng shuǐ lì

利用水力

use the water-power

shuǐ lì qū dòng

水力驱动

be driven by water-power

zēng jiā shuǐ lì jī xiè

增加水力机械

increase waterpower machine

shuǐ lì zī yuán de fā zhǎn

水力资源的发展

the development of waterpower resources