They secured congressional authorization for a new hydro-electric dam.他们获得了国会的许可,修建一座坝式水力发电站。Turkey plans to harness the waters of the Tigris and Euphrates rivers for big hydro-electric power projects.土耳其计划利用底格里斯河和幼发拉底河的河水开发大型水电项目。One suspects that hydro power is still the lesser evil.有人认为水力发电仍旧是两害相较取其轻。