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- Keywords mining programing;computer simulation; 采掘计划;计算机模拟;
- In order to forecast the pace of roof primary breakage and periodic breakage,and then to determine the feasible mining program,the similar material model experiments is done. 为了确定布尔洞煤矿浅埋煤层开采的初次来压步距和周期来压步距,确定合理的开采方案,进行了四架次的相似材料模型实验。
- Keywords Mine ventilation;Fan;Optimization;QBASIC Program; 矿井通风;扇风机;优选;QBASIC程序;
- Keywords mining CAD;complex linetype;shape; 采矿CAD;复杂线型;形;
- Keywords Mining project;Project financing;BTO; 矿业项目;项目融资;BTO;
- Keywords mining right;DCF method;discount rate; 矿业权;贴现现金流法;折现率;
- Keywords mine use methane sensor remotecontrol.; 矿用;瓦斯传感器;遥控;
- Keywords Mine resource Minging rights Value price; 矿产资源;矿业权;价值与价格;
- Keywords Mine Drivage haulage research; 矿山;掘进;运输;研究;
- Keywords mine power substation;RTU;design; 矿井变电所;RTU;设计;
- Keywords mine R /p conveyor belt;NBR;co-cure; 矿用丁腈橡胶覆盖胶橡塑整芯输送带;丁腈橡胶;共硫化;
- Keywords mine;waste;leting speeper; 矿井;采空区;探放水;
- Creation of dragline earth moving and mining program for open pit mine in China 创建我国露天煤矿吊斗铲倒堆开采程序
- Keywords mine hoist;overwind;automatic; 提升绞车;过卷;自动减速;
- Keywords mine use monitoring PROMOS; 天津本布罗电子有限公司矿用;监测;PROMOS;
- Keywords mine field structure;stress field;Daxing; 井田构造;应力场;大兴;
- Keywords mine surveying;CGIS;coal mine plot; 矿山测量;矿井地测信息系统;矿图;
- Keywords mining I beam;knifing pass;design characteristics; 矿用工字钢;切深孔;设计特点;
- Keywords mining method;resuing;ore dilution;gold mine; 采矿方法;削壁充填;矿石贫化率;金矿;
- Keywords mining hoist;overwinding buffer;brake force; 提升机;过卷缓冲器;制动力;
