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- Concealed collapse column 隐伏陷落柱
- In the common situation,the seismic response of small scale karst collapse column(KCC) is not obvious. 通常情况下,较小规模陷落柱的地震响应特征不明显。
- The simulation shows that the mining activity first affects the floor and then the collapse column. 对底板中陷落柱突水进行模拟，采动影响先产生在底板进而影响陷落柱。
- The karstic collapse column is the old bedrock subside which the stiff non-dissolubility rock caved in subjacent karst cave. 岩溶陷落柱系指坚硬的非可溶性岩层向下伏岩溶洞穴坍塌的老基岩塌陷。
- For solving the problem,make a study of growth law and space distribution law of karstic collapse column in North China area. 为了解决陷落柱问题,文章对华北地区陷落柱的发育规律和陷落柱的空间分布规律进行了研究。
- With the increase of pressure of artesian water, the muddy zone and fractured zone of collapse column increase correspondingly. 随着承压水压力的增大，陷落柱泥化带、裂隙带和破碎带的宽度都相应增大。
- Through analyzing reciprocity relation of Karst collapse column and it's circumference terrane,Using elastic and plastic theory can solve out the ground stress in and around Karst collapse column. 通过分析陷落柱柱与周边岩层的相互作用关系,运用弹塑性理论,分析了陷落柱柱体及其周边的应力分布;
- By the view point of rockmass structure ,the author believes that water-burstings of karst collapse column result from rifts process because of water dynamic and press of excavated coal. 并从陷落柱岩体结构力学特征入手,分析了陷落柱导突水原因及影响因素,探讨其突水机理。
- The ground water runoff condition not only influences the karstic collapse column’s water conducted, moreover controls the distribution of strang water conducted karstic collapse column. 地下水径流条件不仅影响岩溶陷落柱导水能力的强弱，而且直接控制强导水型岩溶陷落柱的分布。
- The collapse column is production of sink terrene of the abstruse ash dissolve rock inanition, the form of the dissolve rock falling pole first rest with collapse column’ grade of the development. 岩溶陷落柱是奥灰岩溶空洞上覆岩层塌陷的产物，岩溶陷落柱的形成首先取决于岩溶发育程度。
- He put it where it is concealed from view. 他把它放到看不见的地方。
- classification of collapse column 陷落柱分类
- Machine guns opened up from a concealed position. 机关枪从隐蔽的阵地开始射击。
- Karst collapse columns, sandstone aquifers in coal measures and transmissible faults are usually hydrogeologic problems in North China type coal measures. 陷落柱、煤系砂岩水和断层导水是我国华北型含煤地层常见的水文地质问题。
- He concealed himself behind the tree. 他藏在树后。
- You should not conceal yourself from your teacher. 你不应该躲避你的老师。
- She angled her column of chitchat toward teenagers. 她的漫谈栏侧重于十几岁的青少年。
- He collapse the wheelchair and put it on the boat. 他将轮椅折叠起来放在船上。
- She concealed her disappointment from her mother. 她对母亲隐瞒了自己的失望。
- The shack seemed almost ready to collapse. 那小屋子好像是快要倒塌了。
