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- steeply dipping seam group with special thick and flammable 大倾角特厚易燃煤层群
- Study on Dynamics Controlling Basis of System "R-S-F" in Steeply Dipping Seam Mining 大倾角煤层开采“R-S-F”系统动力学控制基础研究
- steeply dipping seams 大倾角
- steeply dipping seam 大倾角煤层
- Relationship between height of inbreak zone and fracture zone and dip angle of steeply dipping coal seam has been discussed. 急倾斜煤层中冒落带和裂隙带高度随煤层倾角变化的规律已被褐示[7]。
- Alteration mylonite gold deposit, which is steeply dipping and narrow vein together. 河台金矿开采急倾斜、薄矿体、矿岩中等稳固的蚀变糜棱岩型金矿床。
- Resuing is used for mining the steeply dipping narrow-vein in the Shangzhou Gold Mine of Shaanxi,has made great success and excellent economic effect. 陕西商州市金矿采用削壁充填采矿法开采急倾斜薄矿脉,获得成功,取得良好的经济效益。
- Steeply dipping narrow deposits was stoped in the conditions of steady ore-rock,but partial unsteady becase split and jointed development. 自建矿以来一直采用浅眼留矿为主要回采方法,在减损降贫、间柱回采以及解决留矿采场中出现“空洞”等问题,作了很多试验,具有许多特点。
- The gold rich ore bodies occurrs in the winding part of NNE trending fractures on strike and transforming part from steeply dipping to gently dipping on dip direction. 富金矿体在走向上一般分布于NNE向断裂的转折地段 ,倾向上分布于断裂产状由陡变缓的过渡部位。
- There are obvious differences in the characteristics of deformation and damage between the roadways in the deep dip angle working face roadways and in the horizontal or gently dipping seams roadways. 大倾角综放工作面平巷变形破坏特征与一般的水平或缓倾斜煤层工作面平巷存在着明显不同。
- thin and thick seam with steep dip 急倾斜较薄厚煤层
- It trends nearly E-W and is a dissymmetrical anticline belt with steep dip angle in the north limb and gentle in the south. 该构造带走向近东西,为北陡南缓两翼不对称的隆起带,上部发育“塌陷式”地堑断裂系统。
- Though it is roughly recognizable for the outlines of regional structure and volcanic rocks, the images of steep dip strata and boundary of volcanic rock are smeared. 虽然区域构造与火山岩的复合发育区的基本轮廓可被识别,但陡倾角地层的反射成像不清晰,火山岩地层边界模糊。
- Approach on mining processing in steep dip middle - thick seam 关于急倾斜中厚煤层开采工艺的探讨
- The main reservoir spaces in Archean are mainly tensional,steeply dipped fractures oriented in NE and NW directions and micro-cracks formed in the middle or the Late Mesozoic. 茨榆坨潜山储集空间主要是裂缝和微裂隙,太古界储层主要发育北东向和北西向两组裂缝,以高角度张性裂缝为主,形成于中生代中、晚期;
- The method presented in this article for migrating data with steep dips is very efficient and easily implemented. 本文提出的大倾角差分偏移方法十分有效且容易实现。
- The main reservoir spaces in Archean are mainly tensional, steeply dipped fractures oriented in NE and NW directions and micro-cracks formed in the middle or the Late Mesozoic. 茨榆坨潜山储集空间主要是裂缝和微裂隙,太古界储层主要发育北东向和北西向两组裂缝,以高角度张性裂缝为主,形成于中生代中、晚期;
- Crack unstable evolutive regular of steeply dipping coal seam due to synthetical mechanization top coal caving 大倾角综采放顶煤开采裂隙非稳态演化规律
- There was a steep climb on the road out of town. 市外公路上有一处很陡的上坡路。
- I've eaten so much I'm bursting at the seams. 我吃得太多了,肚子都要撑破了。