The feasibility of extending the upper extraction limit for No.810 Mining Area of Luling Coal Mine;
芦岭煤矿810采区提高回采上限的可行性研究
The feasibility of extending the upper extraction limit for No.810 Mining Area of Luling Coal Mine
芦岭煤矿810采区提高回采上限的可行性研究
Confirmation of safety mining upper limit and its practice in Jining local coal mine
安全回采上限的确定及在济宁地方煤矿的实践
Overhand stoping indicates working from a lower to an upper level; underhand stoping is the opposite, from an upper level to a lower level.
上向回采是指从下往上开采,下向回采则相反,从上往下开采。
There are several techniques for working the face of the stope. Overhand stoping indicates working from a lower to an upper level; underhand stoping is the opposite, from an upper level to a lower level.
工作面回采技术有好几种。上向回采是指从下往上开采,下向回采则相反,从上往下开采。
capped call warrant
设定回报上限认购证,设定回报上限认购权证
Study of Mining Upper Limit of Section 11610 in Tianzhuang Coal Mine,Yanzhou of Shandong Province
兖州田庄矿11610工作面开采上限的研究
Continuous mining technology through the large riser in the 12403 fully mechanized longwall mining face of Yun Jia-ling mine
云驾岭矿12403综采工作面跨上山连续回采技术
Numerical Simulation of the Stope Stability by Upward Horizontal Slice Mining
上向分层回采采场稳定性数值模拟研究
Such withdrawals did not affect the application of the mining laws to metallic minerals on withdrawn land.
这种回收不影响根据采矿法在已收回的土地上开采金属矿物。
Adopting rotary worktable, workpieces fed and unloated by one operator.
采用回转工作台,上、下料由一人操作。
Finite Element Analysis of Filling Mass -Orebody-Rock Mass Stability for High-Level-Mining in Anqing Copper Mine
安庆铜矿高阶段回采充填体—矿体—岩体稳定性的有限元分析
Breast stoping proceeds horizontally, while rill stoping is at an angle to the face of the deposit with the ore falling downward.
水平回采则是水平推进,而倾斜上向回采是与矿壁成一定角度开采,以使矿石能下落。
The government has taken effective measures to keep prices down
政府已采取有效措施阻止(限制、控制)物价上涨。
Technological Study of Resonably Determining the Upper Limits of Mining on Shallow Embedding Coal Seam;
浅埋深煤层合理确定开采上限技术研究
The Research of Transformation of OTTO International (Shanghai) Ltd. as Foreign Trade Purchasing Office;
欧图国际(上海)有限公司的外贸采办转型研究
Gas Control in the Upper Corner of Working Face under Hard Roof
坚硬顶板条件下大采高小煤柱回采工作面上隅角瓦斯治理
He was pacing as he talked, his lean clever face electrically alive.
他一面说一面来回走动,聪明的瘦脸上神采焕发。
The maximum points difference or lead recorded in any bout will be eight.
任何回合分数记录之差距或领先以八分为上限。
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