timbered stoping

用法例句

The development of hydraulic control technology of fully mechanized mining supporter;

综采支架液压控制技术发展与展望

Through the practice of installing the fully mechanized mining supporter under"three soft"condition in Yangliuyingying Coal Mine,this paper puts forward some practical experiences of the installation on the fully mechanized working faces.

通过阳泉荫营煤矿在"三软"条件下安装综采支架的实践,提出了综采工作面安装的一些实际经验。

The fully mechanized mining supporter has been widely applied in the coal mine production at present,but the installation is still quite difficult and the installation methods are various too.

目前综采支架在煤矿生产中得到了广泛应用,但其安装工作仍十分繁重而艰巨,安装方法也多样。

Through analyzing the structer and process of the switch frame,the die structure and design of the main die parts were introduced.

通过对开关支架零件的结构和工艺性分析,介绍了模具结构特点及关键模具零件的设计,解决弯曲件拉料现象及定位问题,对类似冲压零件的模具设计具有一定的参考作用。

According to the major factor which affects the stability of support,the way and issues of modeling and dynamic simulation of the large mining height support are studied based on Matlab.

根据影响支架稳定性的主要因素,基于Matlab软件的功能和特点研究了大采高支架的建模与运动仿真的方法和应注意的问题。

Flexible Shield Support Mining Spontaneous Combustion Control Technology Study;

柔性掩护支架开采自燃防控技术研究

The paper pointed out the development tendency of the pseudo inclined coal mining with flexible shield supports.

提出了伪斜柔性掩护支架开采技术以后的发展趋势。

Based on the using state on movable support mining,the technical manage is approached.

根据悬移支架开采实践过程中的情况，探讨了工作面的技术管理。

Theory study on the load on support of long wall with top coal caving with great mining height in extra thick coal seam

特厚煤层大采高综放开采支架外载的理论研究

Research on Mining Technology with High Mining Height and Development of Powered Support for High Mining Height

大采高技术与大采高液压支架的开发研究

Study on Relationship between Support and Surrounding Rock in Longwall Top-coal Caving Mining of Steep Seam;

急斜煤层综放开采“支架—围岩”关系的研究

Application of C-86 Support in the Coal Mining on Easy Leak Coal Seam

C-86支架在大倾角易抽漏煤层开采中的应用

Surveying Deformation of the Stent or the Support of Underground Mining in the Method of Ground-based Photogrammetry

用地面摄影测量法测定地下开采中支架或支护的变形

square set and back filling method

方框支架充填采矿法

Improving Extraction Technology By the Support of Comprehensive Mining;

普通综采支架加大采高回采技术实践

Special Thick Seam Mining Hydraulic Support Shaping Design in Datong Coal Field

大同煤田特厚煤层开采工作面液压支架选型设计

Results: 2 cases were put artery stent successfully from the humerus artery, 1 by the humerus artery puncturing, 1 by the humerus artery incision.

结果：1例患者采用肱动脉穿刺，1例采用肱动脉切开，都取得了成功，置入了支架。

Disconnect the track bar from the frame rail bracket.

从车架轨道支架断开车身横向减震杆。

Building Telecom Operation & Support Platform with Middleware;

采用中间件架构的电信运营支撑平台

"Three soft" in thick Coal Comprehensive mechanization mining stent selection of importance

“三软”中厚煤层综采支架选型的重要性

Research on Stability of Large Mining Height Support Based on Matlab

基于Matlab的大采高支架稳定性研究

Determination of the Parameters for the Selection of Hydraulic Supports for Fully-mechanized Face at Shallow Depth

浅埋深综采液压支架选型及参数确定

Design and Development of 45-ton Conveyer of Great Mining Height Support

45t大采高支架运输车的设计、制造