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- high inclined seam 大倾角煤层
- This paper introduces that tilting prevention support group is developed and applied result in inclined seam workface. 介绍专为倾斜煤层采煤工作面研制的单体防倒组合支架及其应用效果。
- coal seam with high inclined angle 大倾角煤层
- Kang T H, Jin Z M.Laws of Coal-Rock Movement and the Technical Parameters on the Fully Mechanized Sub-Level Caving Face of the Gently Inclined Seam [J]. the Ming Engineer, 1995. 康天合;宋选民.;煤层条件对顶煤可放性的影响研究[J]
- In this paper,the experiment of mining following cutting rock fill with level delamination and cementation floor for inclined seam mining in Maozaiwan mine area,Tongshanling Mine is introduced. 介绍了水平分层胶结底板上向分采充填法在铜山岭矿猫崽湾矿区倾斜极薄矿脉中的开采试验情况。
- DJ type high inclined angle raised edge belt conveyor is continuous conveying equipment generally used for bulk materials,which applier conveying belts with corrugated raised edges and cross baffles. DJ型大倾角档边带式输送机为一般用途的散状物料连续输送设备,采用波状档边和横隔板输送带,特别适用于大倾角输送。
- The inclined band mining way in great inclined seam 急倾斜煤层的倾斜条带开采方法
- deep inclined seam with potential outburst 大倾角松软突出煤层
- steep inclined seam with close distance to others 急斜近距煤层
- Wall stabilization of highly inclined shale boreholes is important to drill a well successfully. 大斜度井泥页岩的井壁稳定对油气井的正常钻井十分重要。
- high inclined angle large section 大倾角大断面
- Sirius has three birds in highly inclined, elliptical orbits and about 100 high-power repeaters, each bathing a metropolitan area. 天狼星则有沿著斜斜的椭圆轨道运行著的三颗卫星,与约100台高功率的中继器(各涵盖一个大都会地区)。
- This paper discusses the selection of supports of perpetual gateways in steeply inclined seams,and evaluates the support effects. 对急倾斜煤层中的永久性巷道的支护方式的选择及支护效果进行了系统研究。
- The orebody of Xincheng Gold Mine is elliptical columnar high-grade orebody with high inclination degree. 鑫城金矿属高品位、急倾斜、椭圆形柱状矿体,矿石不稳固,矿岩界限不清。
- Attempt to revolved cave in the high inclined fully mechanized mining face with the "three soft" coal seam condition "三软"煤层条件下综采大角度旋转开采的尝试
- Fully mechanized longwall mining technology with high cutting in inclined seam under ultra complicated seam conditions 极复杂煤层条件下倾斜长壁大采高综采技术
- She skirted round the problem of the high cost. 她避而不谈巨额费用问题。
- The linkage arm and single caliper log tools have some disadvantages in higher inclined and horizontal well logging, such as loose contact between arm-pads and borewall, untrue caliper curves, etc. 联动的单一井径组合测井仪器在大斜度井和水平井测井施工中暴露出某些缺陷 ,如极板不能贴紧井臂 ,井径曲线失真。
- Men and birds are fain of climbing high. 不论人还是鸟都愿意往高处攀。
- The bird sang high and clearly in the tree. 鸟儿在树上清脆地高歌。