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研究区长2储层为中-细粒长石砂岩、岩屑长石砂岩，孔隙类型主要为粒间孔和溶蚀孔隙。The Chang 2 reservoir in the study area is medium to fine arkose and lithic arkose.

储层碎屑成分以岩屑和石英为主，几乎不含长石。Detrital component of reservoirs are main lithic fragment and quartz without feldspar.

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砂岩主要为富杂基、富岩屑的石英砂岩及岩屑砂岩。The sand bodies are consisted of quartz sandstone and lithic sandstone with abundant impurity and lithic fragment.

科尔康油田沙海组储集层的岩石类型主要为岩屑砂岩和岩屑砂砾岩。The reservoir of Shahai Formation in Kerkang oilfield is mainly composed of lithic sandstone and sandyconglomerate.

储集砂岩类型主要为矿物成熟度较低的岩屑砂岩和长石岩屑砂岩。The reservoir sandstones consist mostly of lithic sandstones and feldspathic litharenite with lower mineral maturity.

巴什基奇克组为偏碱性成岩环境，压实和胶结作用中等偏弱，溶蚀作用改善了孔隙结构，成岩阶段达晚成岩A期。Dissolution of feldspar and lithic fragment make the pores linking. Diagenesis has reached the late diagenesis the stage A.

松辽盆地白垩系砂岩以长石岩屑砂岩和岩屑长石砂岩为特征。The main types of clastic sandstones are feldspathic litharenite and lithic arkose in the Cretaceous of the Songliao basin.

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长8油层组储层岩性以细—中粒岩屑长石、长石岩屑砂岩为主。Lithology of the Chang-8 oil reservoirs is mainly fine-medium lithic feldspathic sandstone and feldspathic detritus sandstone.

本区储层岩性以岩屑长石砂岩为主，部分为岩屑质长石砂岩和长石质岩屑砂岩。The reservoir is mainly composed of lithic arkoses, some lithic feldspathic sandstones, and feldspathic litharenite sandstones.

吐哈油区三塘湖油田牛圈湖区头屯河组砂岩储层主要为岩屑砂岩，平均孔隙度为19。The Toutunhe sandstone reservoir in Niuquanhu area of Santanghu oilfield is mainly lithic sandstone, with an average porosity of 19.

准噶尔盆地阜东斜坡区侏罗系砂岩储层为河流环境下形成的各类细粒岩屑砂岩。The Jurassic sandstone reservoirs in Fudong Slope, Jungar Basin, are various fine_graded lithic sandstones deposited in a fluvial environment.

发轫于新石器时代早期而绵延至今的“玉文化”是中国文化有别于世界其他文明的显着特点。The so-called Jade Culture, originated from the early stage of Neo- lithic Period, sets itself apart from any cultures from the rest of world.

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岩石类型为成分成熟度较低的岩屑长石砂岩和长石砂岩，并合较多的粘土矿物和硬石膏、方解石、白云石胶结物。The rocks are lithic arkose and arkose which are in low composition saturation and has high clay content, anhydrite, calcite and dolomite cements.

从须二段至须六段，砂岩中石英和长石含量逐渐减小，岩屑含量逐渐增加，成分成熟度降低。From the second member to sixth, sandstone of quartz and feldspar content and compositional maturity decreased but lithic content gradually increases.

利津物源体系以石英含量低、沉积岩岩屑含量高的砾岩、含砾砂岩、砂岩为主，碎屑颗粒粒度粗。The detrital grain was coarse and the sand with low quartz and high sedimentary lithic contents was the main clastic sedimentary in Lijin provenance system.

储集层砂岩类型为长石砂岩和岩屑长石砂岩，成岩作用主要有机械压实、自生矿物的胶结作用和溶蚀作用。The types of sandstone reservoirs are arkose and lithic arkose. The main diagenesis includes the compaction, cementation of authigenic minerals and dissolution.

乌夏地区侏罗系储集层主要是冲积扇、扇三角洲及辫状河沉积环境下形成的岩屑砂岩及长石岩屑砂岩。The Jurassi reservoir in Wu-Xia area is dominated by lithic sandstone and feldspathic litharenite under alluvial fan, fan delta and braided river sedimentary environments.

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鄂尔多斯盆地子洲-清涧地区上古生界山32段砂岩储层以石英砂岩为主，其次为岩屑质石英砂岩和岩屑砂岩。The sandstone reservoir in the Upper Paleozoic Shan32 of Zizhou-Qingjian area is combinated first by quartz sandstone and next by lithic sandstone and lithoclastic quartz sandstone.

西湖凹陷苏堤构造带花港组油层储集岩主要为岩屑长石砂岩、长石岩屑砂岩、长石石英砂岩，岩屑含量较少，岩石成分成熟度和结构成熟度均较高。The reservoir lithology of oil bearing Huagang formation on Sudi structural belt in Xihu depression is mainly lithic arkose, feldspathic litharenite and feldspathic quartzitic sandstone.

目的探讨腹腔镜胆囊切除、胆道探查术治疗结石性胆囊炎合并胆总管结石的疗效和应用价值。Objective To investigate the value and curative effect of laparoscopic cholecystectomy with common bile duct exploring in the treatment of lithic cholecystitis with common bile duct stones.