1.
On fully-mechanized long-wall face coal mining technology for thin and rather-thin middle-thick coal seam
薄及较薄中厚煤层综合机械化长壁开采研究
2.
Mining Technology of Thinner Coal Seam at Yu Jia-liang Coal Company
榆家梁煤矿中厚偏薄煤层的开采技术
3.
Feasibility study for light-supports applied in thinner thick-seam
轻型放顶煤支架在较薄厚煤层中应用可行性研究
4.
Combin gateway and pillar with fully mechanized top cawing mining technology in steep inclined special thick seam
急倾斜较薄特厚煤层巷柱-综采放顶煤开采技术
5.
Overlying Strata Removing Regulationg of Unstable Thick Soil Layer Thin Bedrocks Shallow Coal Seam and Support Resistance Confirmation;
不等厚土层薄基岩浅埋煤层覆岩移动规律及支护阻力确定
6.
A Study on the Law of Rock Movement and Soil Variation in Mining of Coal Seams of Thick Loess and Thin Bedrock
厚黄土薄基岩煤层开采岩移及土壤质量变异规律的研究
7.
Crawley midget miner
克劳雷薄煤层采煤机
8.
Results Cortex magnoliae officinalis, betelum, pogostemon cablincan be detected by TLC.
结果薄层色谱中检出厚朴、榔、藿香。
9.
Research of TLC Differentiation Method of Magnolia officinalis in Xiaoshi Pingwei San
消食平胃散中厚朴薄层鉴别方法研究
10.
On Thin Coal Mining and Application of Plow Coal Technology
我国薄煤层开采及刨煤机采煤技术的应用
11.
The technology of roadway protection with coal waste residue concrete and application in thin coal seam are introduced.
介绍了煤矸渣混凝护巷技术及其在薄煤层中的应用。
12.
Analysis on Distribution Features of Thin Seam Zone in Seam and Relationship with Seam Sliding Structures
煤层薄煤带展布特征及其与层滑构造关系分析
13.
Application of Coal Plow Made in Xinqiang Coal Mine in Thin Coal Seam
新强煤矿自制刨煤机在薄煤层中的应用管理
14.
best charcoal tin plate
最优厚锡层镀锡薄钢板
15.
Application of air holders in gentle dip and thin seam
气垛支架在缓倾斜薄煤层中应用分析
16.
Application of MG80/200-TBW Type Units in Thin Coal Seam
MG80/200-TBW型机组在薄煤层中的应用
17.
The comparative study and application of the TLC methods of roxithromycin
罗红霉素薄层层析方法的比较及应用
18.
The general shape of the average nebula is that of a thin circular disk somewhat thick in the center.
星云最常见的形状是中间较厚边缘较薄的圆盘。