| 释义 |
Lower Permian
基本例句
早二迭世
TheLower Permiansource rock is in a maturated-high maturated stage, it's the current oil source rock.盆地南缘南山煤矿一带，曾是晚二叠世的凹陷区其凹陷局限，上二叠统生油岩已成熟；
The secondary dolomite and paleokarst of theLower PermianSeries in Sichuan Basin is one of the important atectonic reserviors in the basin.四川盆地下二叠统中次生白云岩及古岩溶是下二叠统主要的非构造圈闭储层之一。
It occurs in the upperpart ofLower Permianstrata.It is composed of crystalline limestone with white-lighter gray-gray marble.矿床主矿体赋存于下二叠统上部地层，主要岩性为结晶灰岩夹白色-浅灰-灰色大理岩。 |