1) subterranean cavitation
地下空洞
1.
Application of ground penetrating radar in investigation on subterranean cavitation;
利用探地雷达探测地下空洞
2) underground air-raid shelter
地下防空洞
1.
The major idea of this paper intends to clarify the problems how to arrange the work of geophysical prospecting and how to survey the underground air-raid shelter effectively in the complex noisy area.
在复杂闹市区如何开展物探工作,对地下防空洞实施有效探测,是当前要解决的关键问题。
3) underground cavern
地下洞室
1.
Analysis of the instability criteria of the surrounding rock of underground cavern;
简述地下洞室围岩失稳的判据分析
2.
Development and application of rock-mass mechanical parameters back analysis software system for underground cavern;
地下洞室岩体力学参数反演软件系统开发与应用
3.
Study on monitoring and prediction information system for underground cavern construction;
地下洞室施工监测预报信息系统研究
4) underground chamber
地下洞室
1.
Effect of elastic modules random field of surrounding rocks on reliability calculation of underground chamber;
弹模随机场对地下洞室可靠度计算结果的影响
2.
Study on stability of underground chamber in tectonic stress field
构造地应力场中地下洞室的稳定性研究
3.
The underground chamber is the important factor damaging the stability of the open-pit mine slope.
地下洞室是危害露天矿边坡稳定性的重要因素 ,其分布情况更是评价露天矿边坡稳定性的重要条件。
5) Underground excavation
地下洞室
1.
Numerical stress simulation on surrounding rockmass of underground excavation in low ground stress regions;
低地应力区地下洞室开挖后围岩应力数值模拟
2.
Finite element simulation of tensile stress of roof surrounding rockmass of underground excavation in the low ground stress regions;
低地应力区地下洞室拱顶围岩拉应力有限元数值模拟研究
3.
Discussion on calculating method and application of surrounding rockmass pressure of underground excavation in the low ground stress region;
低地应力区地下洞室围岩压力计算方法及应用
6) underground opening
地下洞室
1.
Finite element analyses for influence of embedded depth of an underground opening on double-nonlinearity of surrounding rockmass;
地下洞室埋深对围岩双重非线性影响的有限元分析
2.
2 D FEM analysis for an underground opening considering the strength anisotropy of the layered rock mass;
考虑层状岩体强度异向性的地下洞室平面有限元分析
3.
A new optimized calculation method in underground opening engineering, distribution density approach, is introduced in this paper.
引进一种新的地下洞室最优化分析计算方法——分布密度法,它直接以分布密度为设计变量来建立目标函数,进而以此寻找合适的几何形状。
补充资料：癌性空洞
癌性空洞
病理学术语。肺癌内部形成的空洞，发生率约为10%～20%，主要见于周围型肺癌，以鳞癌居多。形成原因多认为与癌组织液化、坏死或感染等因素有关。影像学特点是：①空洞壁厚而不均，内壁凸凹不平，有结节影向腔内突出。②空洞内多无液平，个别肺癌呈薄壁腔样表现，洞壁虽光滑整齐，但仍有薄厚不均的表现，可提示诊断。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条