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- underground cavity survey 井下空硐测量
- Considering the hidden danger in the finished stopes in underground metal mines in China, a new cavity survey method based on 3D laser scanning technology is proposed for the first time in China. 摘要针对我国金属矿山存在的大量采空区安全隐患,在国内首次提出了以3D激光探测技术为基础的空区探测新方法。
- Considering the hidden danger in the finished stopes in underground metal mines in China,a new cavity survey method based on 3D laser scanning technology is proposed for the first time in China. 针对我国金属矿山存在的大量采空区安全隐患,在国内首次提出了以3D激光探测技术为基础的空区探测新方法。
- Some rock is too weak to allow the development of large underground cavities. 一些岩石太脆弱了,不允许发展大面积的地下洞穴。
- complex underground cavity group 复杂地下洞室群
- underground cavity of arbitrary shape 地下任意形状洞室
- (3) Localization for the mountain area, plain drilling well. 2.2 Survey the underground cavity, cave with stalactites and stalagmites, etc. (3) 用于山区、平原钻探水井的定位。2.探测地下空洞、溶洞等 。
- Correlation Theory on Environment Design of Underground Cavity 地下空间环境设计的有关理论
- Research on surrounding rock unloading of underground cavity 地下洞室围岩的卸荷研究
- This survey is the work of a real professional. 这份调查是真正内行人做的。
- Recently they have laid an underground pipeline. 最近他们铺设了一条地下管道。
- That is actually a cavity in the earth. 那其实是一个地下洞穴。
- Cargo survey and find below standard filing claim. 货品检验后发现不合标准,故请求索赔。
- The missile is delivered from underground. 这种导弹由地下发射。
- The survey covered a broad spectrum of topic. 这本简史涉及的话题范围很广。
- They were suspected of underground activities. 他们被怀疑进行地下活动。
- Moles stay underground most of the time. 钱鼠大部分时间住在地下。
- A cavity or hollowed surface, especially of a bone. 腔尤指骨头的腔或凹陷的表面
- He went underground to avoid capture. 他转入秘密工作以免被捕。
- The cavity formed by this structure. 盆腔由这种骨骼结构形成的体腔