Along with the rapid exploitation of water power resource in west of the country, more and more mid or low-head flood gatedam hinges are appearing.
随着我国西部水电资源的快速开发利用，出现了趆来趆多中低水头的闸坝型水利枢纽。
2
During the 20th century, these two firms handled the legal work that underpinned the construction of such tangible marvels as the Hoover Dam and the Golden Gate Bridge.
而在20世纪，这两家律所处理的法律工作为类似胡佛水坝[1]及金门大桥这些建筑奇迹的建设奠定了基础。
3
During the Great Depression, America built the Hoover Dam and the Golden Gate Bridge.