二叠系 meaning in English
dias
dyassic
permian period
permian system
Examples
- Three times of hydrocarbon generation : a case study of jiyang depression
二叠系烃源岩为例 - Evaluation on permian oil and gas bearing system in yining depression
伊宁凹陷二叠系含油气系统评价 - Prospective study on coalbed gas resources in carboniferous - permian , west henan
二叠系煤层气资源前景研究 - Sedimentary environment analysis of permian coal stratum in haizi coal mine
海孜煤矿二叠系含煤地层沉积环境分析 - Gas generation model of permo - carboniferous coal in south slope of huimin sag
惠民凹陷南坡石炭二叠系煤层二次生气模式