coal-bed

 
['kəʊlb'ed]     ['kəʊlb'ed]    
  • n. 煤层

coal-bed的用法和样例:

例句

  1. It is a new way of the utilization of coal bed gas.
    为井下抽放煤层气的利用提出了一条新的途径。
  2. Coal Bed Methane Drilling and Completion Technology in Western Basin of U.S.
    美国西部盆地煤层气钻井和完井技术。
  3. Preliminary research on structural law of coal bed beneath nappe in No.
    对新集二矿推覆体下煤层构造规律进行了初步研究。
  4. Graphite deposit of Heye was formed by metamorphism of the Permian coal bed.
    荷叶石墨矿是由二叠系煤层变质而成的石墨矿床,石墨与煤呈同层异矿关系。
  5. For measuring exactly on gas content of coal bed,required high core recov ery and short time to hoisting and loa ding.
    为了准确测定煤层含气量,要求取心作业必须有高的收获率和尽可能短的提钻及出筒装罐时间。
  6. The existing mine gas in coal bed occurs mostly in the free state,the adsorption state and the dissolved state.
    瓦斯气体在煤储层中的赋存状态主要有游离态、吸附态和溶解态。
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