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- Fracture accidents of vertical shaft lining in aquifer are introduced. 研究了表土段立井井壁的破裂情况;
- The simulation tests were carried out to study the variation of the vertical additional force acted on shaft lining by surrounding soils during dewatering of alluvium by means of multi-function rig in vertical shaft. 摘要利用大型竖井模拟试验台,对冲积层疏排水过程中立井井壁受到的竖直附加力的变化规律开展了模拟试验研究。
- Keywords vertical shaft lining;temperature;field measurements;shaft lining rapture; 立井井壁;温度;现场实测;井壁破裂;
- An inclined or vertical shaft or passage between levels in a mine. 小暗井矿井里层与层之间倾斜的或垂直的竖坑或通道
- vertical shaft lining 立井井壁
- J. Vertical Shaft Fine Adjustment Screw. 垂直杆微调螺丝.
- Fit and inspect shaft line of M/E. 4主机轴系安装报验合格。
- The part of a vertical shaft that turns in a bearing. 轴踵轴承中能旋转的垂直的轴
- Based on the test results, the design method of vertical bearing capacity of the retractable drilling shaft lining was obtained. 由此提出了可缩性钻井井壁竖向承载力的设计方法。
- A platform or an enclosure raised and lowered in a vertical shaft to transport people or freight. 升降机在垂直通道上载运人们或货物升降的平台或笼子
- A nearly vertical shaft or cavity worn in a glacier by surface or rock debris falling through a crack in the ice. 冰川锅穴冰川中近于直立的井穴或洞,系由冰面和岩石碎屑从冰缝中坍落而成
- The Cave of Swallows in Mexico is a 400m vertical shaft, deep enough to engulf the Empire State Building. 原来,墨西哥的燕子洞有四百米深,足以放下整个帝国大厦!
- Elegant enclosure made by valuable log, together with gilding vertical shaft and beautiful curlicue shows magnificence. 以贵重原木构造出高雅的机壳,镀金立柱和精美花饰点缀出富丽堂煌的气质。
- Aiming at the deep alluvium support of coal shaft, the composite shaft lining of high strength concrete and double steel cylinders is presented. 针对煤矿立井井筒深厚表土层的支护,提出了采用双层钢板高强混凝土复合井壁结构。
- The simplest form of governor consists of a pair of balls which are attached to a vertical shaft by means of arms. 形式最简单的调速器是由一对球体构成;两个球体通过臂杆连接到垂直轴上。
- The upper shaft lining of No.1 blast furnace for smelting high TiO2 bearing vanadic titanomagnetite is repaired by forcing and gunning methods. 对冶炼高钛型钒钛磁铁矿的一号高炉炉身上部进行了压入和喷补造衬。
- Sand making machine also known as vertical Shaft Impact Crusher ,is applied widely for the powd... 发布者:吕秋平所在地:河南郑州市行业:机械及行业设备职位:外销员工作年限:二年以上
- Huainan Banji coal mine introduces precasting in Main Shaft and ventilation shaft,and drilling shaft lining is precast construction in ground. 淮南板集煤矿主井与风井采用钻井法凿井,钻井井壁在地面预制施工。
- The development of vertical shaft tunnel in former USSR is introduced in the paper. 本文对原苏联等国家的竖井式泄水道发展过程作了简要介绍,并进行了评述。
- The shear character in the interface between soil and structure in high stress is one of key research in shaft lining fracture theory. 高应力下土与结构接触面剪切特性的研究是当前井壁破裂理论研究的关键之一,本文对高应力作用下的实验仪器和实验过程做了简要的介绍。