semi-open and semi-underground method 半明半暗法
underground wall method 地下连续墙法
underground diaphragm wall method 地下连续墙法
underground mining method 地下矿采矿方法 ; 地下采矿法 ; 地下采矿方法
underground coal mining method 地下采煤方法
underground weveryone method 公开继续墙法
underground wentirely method 公开赓续墙法
To detect water leaking of underground tube, the traditional method relies on the sound-electricity transformation. Therefore, detection sensitivity, depth and distance suffer great limitation.
传统的检测地下管道漏水的方法是以声—电转换为基础，这使得灵敏度、深度和距离都受到很大限制。
The design method and scheme of reinforcement, underground construction technology and monitoring, The evaluation of the strengthening effect and techno-economic benefits.
加固支护设计方法和方案，井下施工和矿压监测，支护加固效果和技术经济效益分析。
The method has been gradually used in underground mines.
该方法已逐步在地下矿应用。
应用推荐