coalbed methane well group

• 煤层气井组

coalbed methane well group的用法和样例：

例句

1. Therefore, for this well group, nitrogen foam flooding technology can improve water flooding efficiency, decrease water cut, and increase oil production and recovery factor.
   该井组采用氮气泡沫调驱技术可以较好地改善注水开发效果，达到降水增油和提高原油采收率的目的。