采空下复合层顶板,composite layer roof under the goaf
1)composite layer roof under the goaf采空下复合层顶板
英文短句/例句
1.Roadway Mechanized Excavation Technology for the Close Distance Seams for the Composite Lay Roof under Goaf近距离煤层采空下复合层顶板巷道综掘技术
2.Practices of Large-Declined Compound-Roof Face Passing Fault Groups大倾角复合顶板综采面过断层群的实践
3.Reserving space for lane along the tunnel under the condition of soft coal bed,compound roof supports and protections;松软煤层复合顶板联合支护 沿空留巷探讨
4.On compound support for composite roof in gob-side entry in thin coal seams浅谈薄煤层复合顶板沿空留巷联合支护
5.Study on rational horizon of roadway under compound roof复合顶板条件下巷道合理层位模拟与应用
6.Try on Passing Roadway Waste at Fully Mechanized Coal Face under Complex Roof in Deeply-imbeded Coal Layer深部高压区复合顶板下综采过废巷的尝试
7.Theory and Its Application Bolt and Cable Anchorage in Mining Roadway with Great Thick Complicated Roof Composed of Thin-bedded Strata;薄层状巨厚复合顶板回采巷道锚杆锚索支护理论及应用研究
8.Prevention and Control of Roof Disasters in Staggered Mining under the Goaf Ultra-close to Seam Being Mined极近距离采空区下交错开采顶板灾害防治
9.Practice on Mining Technology for Fully Mechanized Coal Mining Face in Steeply Dipping Coal Seam with Composite Roof复合顶板大倾角综采工作面回采技术实践
10.Practice of the Timbering of Composite Top - Tray Drift Anchored Cable Ret Cord复合顶板沿空巷道锚梁网索支护实践
11.The Supporting Study of Soft-Rock Composite Roof of Stoping Tunnel in Saqu Coal Mine;沙曲矿回采巷道软岩复合顶板支护研究
12.Research on Reinforcement Compound Broken Roof Technology in Fully Mechanized Coal Mining Face综采工作面加固复合破碎顶板技术研究
13.Research on coal roadway compound roof support with bolt-mesh-anchor复合顶板煤层巷道锚网索支护技术研究
14.Study on Complex Active Support System of Seam Gateway with Thick Carbonaceous Mudstone Roof厚层炭质泥岩顶板煤巷复合主动支护系统研究
15.Research on Indoor Thermal Environment in an Office with Hybrid System of Chilled Panel and Displacement Ventilation;顶板辐射—置换通风复合空调室内热环境研究
16.The Experiment Research of Combined Cooling Ceiling and Displacement Ventilation System;冷却顶板置换通风复合空调系统的实验研究
17.Application of Cutting Holes and Opening a Side by Tunneling Machine on Complex Collasp Roof in Deep High Pressure Area深部高压区复合顶板下综掘机切眼开帮的应用
18.Study on Key Technologies of Reasonable Mining in the Condition of Soft Coal, Thick-hard Roof and Contiguous Seams;软煤、厚硬顶板、极近距离煤层合理开采关键技术研究
相关短句/例句
Thin bed compound roof薄层状复合顶板
3)underground multilayer complex goaf地下多层复杂采空区
4)complex roof复合顶板
1.Roof control and practices on coal mining undercomplex roof;复合顶板下采煤的顶板控制与实践
2.Numerical analysis on rational support forcomplex roof of coal mining face in No.3 seam of Liuquan Mine;柳泉煤矿3煤工作面复合顶板合理支护方式数值分析
3.Technical analysis and prevention of roadway roof-fall accident under conditions ofcomplex roof;复合顶板条件下巷道冒顶事故技术分析及预防
5)compound roof复合顶板
1.Talking about the application of bolting support under the conditions ofcompound roof in coal road tunnling;锚杆支护在复合顶板下煤巷掘进中的应用
2.Application of bolt net bar supporting incompound roof coal-roadways;锚网带支护在复合顶板煤巷中的应用
3.Reserving space for lane along the tunnel under the condition of soft coal bed,compound roof supports and protections;松软煤层复合顶板联合支护 沿空留巷探讨
6)composite roof复合顶板
1.Bolt supporting technique forcomposite roof in Tunlan mine;屯兰矿复合顶板巷道锚杆支护技术与实践
2.Under the condlition of medium-thick seamcomposite roof,the small pillars size and roadways support parameters are reasonably determined.在中厚煤层复合顶板条件下,合理确定小煤柱尺寸及巷道支护参数,可提高煤炭回收率,保证巷道正常掘进和在服务期间内的使用。
延伸阅读
薄层棒色谱法分子式：CAS号：性质：又称棒色谱(rod chromatography)。在石英棒或石英管外壁上涂布一薄层物质作为固定相的薄层色谱法。
