1.
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
2.
A metamorphic rock, intermediate between shale and slate, that does not possess true slaty cleavage.
厚层泥岩一种变质岩，在页岩与板岩之间，不具备真正的板块解理
3.
SOME CONODONTS FROM THE UPPER DEVONIAN AND LOWER CARBONIFEROUS SILICEOUS ROCKS IN XIAODONG AREA, GUANGXI
广西小董板城晚泥盆世—早石炭世硅质岩地层的一些牙形刺
4.
Application of high density resistivity method to determination of aquifer thickness in top rock
应用高密度电阻率法探测顶板基岩含水层厚度
5.
Technology of Safety and High Efficiency Mining Face under Extremely Hard and Thick Igneous Roof
特硬厚层火成岩顶板工作面安全高效开采技术
6.
Prediction of Mudstone Percentage Content for Coal Roof using Seismic Attributions
应用地震属性预测煤层顶板泥岩百分比含量分布
7.
Mechanics characteristics of coal and its roof and floor rock and the effects of hydraulic fracturing on coal reservoir
煤岩与顶底板岩石力学性质及对煤储层压裂的影响
8.
Determination of Critical Thickness of Stiff Roof in Coal Mine Based on Thick Plate Theory
基于厚板理论的水平煤层顶板临界厚度的分析
9.
Comparison of strata movement between section and slicing of top coal mining in steep and thick seams
急斜厚煤层分层与分段放顶煤岩层移动对比
10.
Detector of Coal Seam Roof Strata Based on S3C44B0X Framework
基于S3C44B0X构架下的煤层顶板岩层探测器
11.
Technology and Control of First Roof Caving at Fully Mechanized Coal Face with Hard and Massive Overlying Strata
厚层坚硬顶板综采工作面初次放顶技术管理
12.
The intercalations are divided into five types, such as muddy intercalation, silty intercalation, calcareous intercalation, marly intercalation, and gravel intercalation.
夹层类型主要有泥岩夹层、粉砂质泥岩夹层、灰质夹层、泥灰质夹层和砾石质夹层5种。
13.
Late Devonian-Early Carboniferous Radiolarian Evolution and Response to the Global Bio-crisis Events in Bancheng, Guangxi
广西板城晚泥盆世—早石炭世硅质岩系放射虫演化及其对全球事件的响应
14.
Roof Giant Conglomerate and Technology Controlling Roof Water;
巨厚砾岩顶板突水机理及防治技术研究
15.
Characteristics of Roof Weighing under huge thick Overburden Conglomerate
巨厚砾岩条件下的工作面顶板来压特征研究
16.
Analysis of cave roof safe thickness in karst region based on catastrophe theory
基于突变理论的岩溶区路基顶板安全厚度分析
17.
Determination Method of Safety Thickness of Karst Cave Roofs Under Freeway Subgrade
高速公路路基岩溶顶板安全厚度确定方法
18.
Study on the Roof Bedding Separation and Anchoring Effect of Extremely Thick Coal Seam Large Section Roadway;
特厚煤层大断面煤巷顶板离层及锚固效应研究