original porosity meaning in English

原生孔隙率
原始孔隙度

Rocks having original porosity are more uniform in their characteristics than those rocks in which a large part of the porosity is induced
具有原生孔隙度的岩石比次生孔隙度占大部分的岩石在性质上更具有一致性。
Original porosity is typified by the intergranular porosity of sandstones and the intercrystalline and oolitic porosity of some limestones
原生孔隙度以砂岩粒问孔隙度和某些石灰石的晶体粒间和鲕状孔隙度为代表。
They are skeletal sand bodies in system of delta and places of most reservoir distribution . the diagenetic processes that govern reservoir properties include the extent of compaction , cementation and dissolution of grains . we recognize that at the early diagenesis phase , mechanical and chemical compaction is very strong , which reduced the original porosity
河口砂坝多位于分流河道或次一级分流河道河口部位，向湖盆中心呈放射状分布，因而河口砂坝砂体多构成朵状砂体，覆盖面积大、连片好，砂体厚度大，是本区已知油藏主要分布区。