...、火成岩侵入、陷落柱 煤层的含瓦斯性：低沼气矿井、高沼气矿井、煤与瓦斯突出矿井 煤层含水性 二、 矿区开发 煤田（coal field）：在同一地质历史时期形成的并大致连续的，由含炭物质沉 积形成的大面积含煤岩系分布区。
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...的时候，盘上却是风云突变，手品目抓住马屁的一着疏忽痛下杀手，一个偌大的右下，顷刻之间(Qingkezhijian)面铺变煤场(Coal Field)，于是胜负立分，手足目取得三连胜，终于走出两胜之后必输一盘的怪圈。
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...zbu.com 中国论文网 关键词：复合地基，选煤场区，水泥搅拌桩，地基加固 [gap=333]Keywords：composite foundation, coal field, cement mixing pile, foundation reinforcement.
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coal field gas 煤田气
submarine coal field 海底煤田
coal field area 煤田区
boli coal field 勃利煤田
Round coal field 圆形煤场
coal field geology 煤田地质
Huainan coal-field 淮南煤田
Xining coal field 西宁煤田
Though the Stratigraphy Sequence, Sedimentary Environment and Coal-accumulation were studied during and after the A'Cheng Coal Field was discovered, the systematic and comprehensive result about the faunal characteristic and the subdivision and comparison about the coal-bearing strata were absent due to the limitation of the researching method.
阿城镇煤田自发现和勘查以来,虽陆续对区内以及临区内上古生界石炭二叠系含煤岩系的地层层序、沉积环境、成煤条件和聚煤规律等方面做过一些研究工作,但由于研究方法和研究手段的限制,在含煤岩系的生物群特征、地层划分与对比等方面,缺乏系统和综合性的研究成果。
参考来源 - 山东聊城地区阿城镇煤田二叠系生物群及其地层划分·2,447,543篇论文数据，部分数据来源于NoteExpress
N-COUNT A coalfield is a region where there is coal under the ground. 煤田
The park lies on top of a coalfield.
这个公园位在一个煤田上。
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。
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。
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。
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