1801896336安全,也就是说五大指标中,全部都是呈现中立态度的。按照游客同意度均值
仙女?♀️洁
2024-05-27 07:24:09
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abstract:th** ** studied the rock types,reservoir space, physical properties and d**tribution rule of tight oilreservoirs of x formation in xingou area by using core observation, thinsection identification,sem ,and x diffraction with reference to logging data .it wasfound that the reservoir section was heterogeneous and mainly cons**ted ofrhythmically interbedded gypsum rock dolomite and siltstone / mudstone,rocktypes identified include argillaceous siltstone, dolarenite andargillaceous dolomite.the main reservoir spaces are intracrystalline pores andintergranular pores. the reservoir belongs to high porosity andlow permeability reservoir.reservoir development controled by depth, salinityand evaporation of water , dolomite reservoir d**tribution vertically in bothsidesthe of salinization-desalinization change surface in ⅲ-order salt rhythmband horizontally in the middle of xingou area.;pink sandstone reservoirs only asmall amount of the d**tribution in the northern of the study area.key words:qianjing sag;x formation; tight oil reservoir;lithology character**tic;d**tribution 20210311