conservancy例句
They spent months of toil on the water
conservancy project.
他们为这项水利工程辛辛苦苦地干了几个月.
Water resources
conservancy lands: used for water
conservancy and the facilities.
一二水利用地: 供水利及其设施使用者.
In 1958 he was put in charge of water
conservancy construction.
1958年,领导上让他负责水利建设工程.