dam construction survey [测] [水利] 堤坝施工测量
dam construction technique [水利] 筑坝技术 ; [水利] 坝工技术
rock-fill dam construction 堆石坝施工
the dam construction 大坝施工
concrete rolled-out dam construction [水利] 混凝土碾压筑坝
high arch dam construction 高拱坝施工
Yangtze River Dam Construction 万里长江筑大坝
The application of the middle line method of dam construction and the tailing transportation using water isolation pumps are an effective way.
采用大坝中线法施工,采用隔水泵输送尾矿是一种行之有效的方法。
Major threats to the species' survival include water pollution, dam construction, and wetlands loss, according to the International Union for Conservation of Nature.
根据国际自然和自然资源保护联盟的资料显示,对这个物种最大的威胁包括水污染,大坝建设和湿地面积缩小。
On the periphery of its range, populations have declined, primarily due to habitat modification, dam construction, river flow modification, wetland drainage, and pollution.
但是在边缘地带,其数量有所减少,主要归咎于其生活环境的改变、水坝建设、河流改道、湿地干涸以及环境污染。
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