| 释义 |
coalbed 英'kəʊlbd美'kəʊlbd COCA²¹⁸⁶³⁹
基本例句
n.煤层¹⁰⁰
名词100%
用作名词Coalbed methane is a natural gas resources adsorbed to the coal reservoir.煤层气是一种以吸附态储集在煤层中的天然气资源。
It is significant to prediction ofcoalbedpermeability and resource evaluation ofcoalbedmethane.其结果对煤层气资源评价和煤层渗透性预测具有重要的指导意义。 |