国产热热热精品,亚洲视频久久】日韩,三级婷婷在线久久,99人妻精品视频,精品九热人人肉肉在线,AV东京热一区二区,91po在线视频观看,久久激情宗合,青青草黄色手机视频

 
 

Home/News

The water tunnel No.1 in ChameliyaHydropower Station in Nepal completes its upstream section

Updated: 2010-11-06

On Nov 1, the water tunnel No.1 in ChameliyaHydropower Station completed its upstream section, symbolizing a key progress of the project undertaken by CGGC.

The No.1 tunnel runs 698.15 meters with a horseshoe cross section. Against the geographic disadvantages, the Project Department of CGGC based on optimized scheme adopted short drilling footage, weak blast, reinforced timbering and manual-blast excavation to speed up construction and ensure the completion.

 

Links Privacy Statement Terms of Use Contact Us

Copyright@2013 China Gezhouba (Group) Corporation. All rights reserved.

湖南省| 洛浦县| 定安县| 仙游县| 赤峰市| 鹤山市| 文水县| 嘉黎县| 江山市| 奇台县| 嵊州市| 雅安市| 突泉县| 鄂州市| 革吉县| 五寨县| 横峰县| 清涧县| 香河县| 顺昌县| 祁东县| 隆子县| 土默特右旗| 玉门市| 嫩江县| 南康市| 普宁市| 察雅县| 观塘区| 肃宁县| 林甸县| 武义县| 南城县| 竹山县| 泌阳县| 赤壁市| 临邑县| 浦北县| 随州市| 兴文县| 肇庆市|