The pore spaces are mainly residual intergranular porosity, dissolution porosity in clastic rock reservoir, dissolution matrix porosity and fractures in volcanic reservoirs.
碎屑岩储层中主要的储集空间为剩余粒间孔隙以及在此基础上扩大溶蚀的孔隙；火山岩储层中则以火山岩基质溶蚀孔为主，构造缝、溶蚀缝次之。
A type of secondary porosity created through the dissolution of a preexisting constituent of a rock, such as a shell, rock fragment or grain.
一种通过先存岩石组分(如生物介壳，岩屑或岩石颗粒)的溶解所造成的次生孔隙类型。
The compactionand secondary enlargement of quartz lead to the great decrease of primary porosity of clastic rocks, and dissolution is contributed to the formation of secondary pore space.
压实作用和石英的次生加大使碎屑岩的原生孔隙度极大的降低，溶解作用是次生孔隙形成的主要因素。
The secondary porosity develop in sandstone. It is controlled by the lithology and the selective dissolution of laumonite.
砂岩中孔隙以次生粒间溶孔为主，发育程度与岩性和次生浊沸石的选择性溶蚀有关。
The types of porosity are inter-partical and dissolution pores.
孔隙类型以粒间孔及溶孔为主。
The kaolinite dissolution from feldspar grow much mineral intercrystal porosity.
长石溶解形成的高岭石发育晶间孔；
Study area, secondary porosity is more developed in the research, including molded holes, intergranular dissolution pores and intergranular dissolution pores;
研究区次生溶蚀孔隙在研较为发育，包括各种铸模孔、间溶孔和粒间溶孔；
Cementation is the main factor to decreasing porosity and permeability of reservoir while dissolution is the major reason of increasing porosity and permeability of reservoir.
压实和胶结作用是降低储层物性的主要因素，溶解作用形成的次生孔隙是改善储层物性最重要的因素。
Reservoirs porosity was greatly reduced by the early compaction and dissolution. But this situation does not affect the normal migration of oil and gas.
早期压实和压溶作用使储层孔隙度大大降低，但不影响油气正常运移。
Reservoirs porosity was greatly reduced by the early compaction and dissolution. But this situation does not affect the normal migration of oil and gas.
早期压实和压溶作用使储层孔隙度大大降低，但不影响油气正常运移。
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