The lower reservoir is the water source of the project , the damsite is near wangjiajie , a local village 下水库是电站的水源，在王家街附近筑坝成库。
That pollution , along with dams and heavy boat traffic , has caused a dramatic decline in the yangtze ' s aquatic life 污染再加上筑坝和繁忙的船运导致长江水生物数量急剧下降。
The gravelly soil is a better kind of damming material . it ' s usually used as impervious core and also as dam shell 砾质上是一种良好的筑坝材料，既能作防渗材料，又能填筑坝壳。
Salmon once thrived here , but over the years dams , overfishing and habitat destruction have diminished their numbers 鲑鱼曾在这一带繁殖过，但由于几年来的筑坝、过度捕捞和栖息地的破坏，鲑鱼数量已急剧锐减。
Salmon once thrived here , but over the years dams , overfishing and habitat destruction have diminished their numbers 鲑鱼曾经在此处生存，但年复一年，人类的筑坝、过量捕鱼及围河生活已经大大减少了他们的数量。
It has begun to “ consult ” , after a fashion , the lower riparian states affected when it dams its rivers , such as the mekong and the salween 在其国内河流诸如湄公河和怒江筑坝截流时，中国勉强开始与下游受到影响的国家进行“磋商” 。
Research on construction technology of earth and rock - fill dams and tailing dam , soft foundation improvement and aseismatic engineering 土石坝工程、灰渣筑坝技术、软土地基加固、工程抗震等研究领域取得了富有创造性、具有国际先进水平的成果。
Clearing a forest , draining a wetland , damming a river or dynamiting a coral reef to kill its fish can more readily eliminate species with small ranges than more widespread species 分布?围小的物种跟?围大的物种比起来，更容易因森林砍伐、湿地乾涸、河流筑坝或珊瑚礁炸鱼等原因而绝灭。
According to observations of some existing rcc dams at home and abroad , the rcc dam construction technologies are successful in general , but the problems of seepage still exist 根据对国内外已建碾压混凝土坝的运行观测，总体来说碾压混凝土筑坝技术是成功的，但普遍都存在着渗漏问题。
The technique to adopt rolling - concrete for dam has been applied for just twenty years , and developed quickly for its powerful superiority and has been adopted all over the world 采用碾压混凝土筑坝技术，不过才二十多年，由于该技术具有强大的优越性，被世界各国广泛采用，发展十分迅速。
