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1.Development Conditions for Coalseam 13 of Upper Shihezi Formation in Permian of Series Huainan Coalfield
淮南煤田二叠系上石盒子组13号煤层的形成条件收藏指正
2.coalfield prediction
煤田预测收藏指正
3.Application of ARAM-ARIES Seismograph in Coalfield Exploration
ARAM—ARIES仪器在煤田上的应用收藏指正
4.TEST AND APPLICATION OF SRY BIT IN COALFIELD ROPE DRILLING
SRY_v~d钻头在煤田绳钻中的试验与应用收藏指正
5.Study of CBM Exploitation Potential in Huainan Coalfield
淮南煤田煤层气可采潜势研究收藏指正
6.A DISCUSSION ON COAL-FORMING ENVIRONMENT AND REGULARITIES OF THE LATE PERMIAN COALFIELD IN EAST SICHUAN
四川东部晚二叠世煤田成煤环境及聚煤规律探讨收藏指正
7.exposed electric wire;
裸露的电线收藏指正
8.exposed coal seam
裸露的煤层收藏指正
9.an exposed frontier
无掩护的边界收藏指正
10.be exposed to…
面临…, 受到….收藏指正
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