紫坪铺水库

中国水利部（ministryofwaterresources）表示，紫坪铺水库的蓄水水位已降至正常水平的一半以下，以减轻水利大坝裂缝承受的压力。

The Ministry of Water Resources said water levels at the Zipingpu Reservoir had been reduced to less than half its usual levels to relieve pressure on cracks in a hydro-electric dam .

所有这些地震都发生在紫坪铺水库水位很低的时候。

All these earthquakes happened when the water level in Zipingpu reservoir was low .

分析了四川紫坪铺水库坝区和库区的水文地质和工程地质条件。

This paper analyzes the hydro-geologic and engineering-geologic conditions of Zipingpu reservoir area , Sichuan .

本文以紫坪铺水库为例，在建立洪水过程随机模型的基础上，用统计试验手段探讨了设计洪水过程线作为水库防洪安全设计依据的适用性。

The applicability of design flood hydrograph as a basis of the design of reserviors safety withstanding flood has been examined by using statistical experiment .

两天以来，救援人员一直在努力寻找和援救困在倒塌建筑下的遇难人员。政府官员表示，他们还在努力减轻出现裂缝的紫坪铺水库大坝的压力，以防大坝垮塌并导致洪水淹没人口密集地区。

As relief workers tried to reach victims who have been trapped under collapsed buildings for two days , officials also said they were working to relieve the pressure on a cracked dam before it flooded a heavily populated area .