1·The coal field operation occupies a pivotal position in coke quality control process.
煤场操作在焦炭质量控制过程中占有举足轻重的地位。
2·The formation and harm of spontaneous combustion in coal field are generally described.
煤层自燃形成的煤田火区是煤矿区重要灾害之一。
3·Through analysis on coal formation and system, expound the change regulation of Boli coal field.
通过对含煤建造及构造体系的分析，探讨了勃利煤田的变质规律。
4·Slow fault structure is commonly developed in every mining area or mining well in Longyong Coal Field.
缓断裂构造普遍发育于龙永煤田各个矿区或井田。
5·It is important for assessing to the quality of coal correctly during coal field geological prospecting.
正确评价煤质是煤田地质勘探工作中一项极为重要的工作。
6·The distribution, reserves and characteristics of anthracite from Jingxi coal field was presented in this paper.
介绍了京西煤田无烟煤分布、储量及煤质特征。
7·The geology survey of Hegang coal field are introduced and some obvious characters of workable seam are compared.
介绍了鹤岗煤田的地质概况，并对主要可采煤层的一些比较明显的特征进行了对比。
8·Coalbed gases in Huainan coal field is a gas mixture resulted from thermogenic methane and secondary biogenic gas.
淮南煤田煤层气属于热成因和次生生物成因气的混合气。
9·Coal bed gas parameter well SPMT-1 is located at the Shiping well field, Guxu mining area, South Sichuan Coal field.
1号煤层气参数井位于川南煤田古叙矿区石屏井田。
10·Upper Jurassic red bed cover directly on coal measure strata of Permian and Carboniferous system in Yanzhou coal field.
兖州煤田的上侏罗统红层直接覆盖于二叠、石炭系煤系地层之上。
1·For its powerful functions, the system can be widely applied to geological exploration, coal field well logging, shallow oil-well exploration, engineering geological exploration and so on.
该系统以其强大的功能，可广泛用于地质勘探、煤田测井、浅井石油勘探、工程地质勘探等各个领域。
2·Through the practices in Fuxin coal field, the author estimated objectively the features and effects of JXW—1 PC—based Digital Logging System, and made some extension and modification on the system.
通过阜新煤田的实践，客观评价了JXW-1型微机数字化测井系统的性能及应用效果，并对该系统做了某些扩展与改进。
3·The formation and harm of spontaneous combustion in coal field are generally described.
煤层自燃形成的煤田火区是煤矿区重要灾害之一。