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总结了四种不同成因的白云岩的岩石特征及地球化学特征。Petrologic and geochemical features of these four kinds of dolostone are generalized.

宁强陨石的岩石学、岩石化学及基质的化学成份。Petrology, petrologic Chemistry, and Matrix Chemical Compositions of the Ningqiang Chondrite.

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首次从岩石学的角度探讨了区域构造岩浆活动史。The authors also discuss the regional tectonomagmatism activity from igneous petrologic angles.

煤岩自动分析主要采用镜质组随机反射率自动测试技术来实现。The coal petrologic automatic analysis is realized mainly by means of random reflectance of vitrinite.

并从有机岩石学观点出发，对煤成油的研究现状和进展进行了评述。This paper sums up present research situation and advances in oil from coals in organic petrologic point of view.

应用有机岩石学和有机地球化学方法对储层沥青进行了系统的研究。The reservoir bitumens were systematically studied by applying the organic petrologic and organic geochemical methods.

在野外工作的基础上全面叙述了地层的岩相特征、沉积体系、古流向等。The authors describe in details its features such as the surface form, petrologic features, depositional system , palaeo-flow etc.

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对这两类岩石包体进行了详细的岩石学和矿物学研究，并计算了各类岩石包体的形成条件。A detailed petrologic and mineralogic study and a forming condition calculation have been carried out on the two types of enclaves.

本文在实测地表剖面和详细观察岩心的基础上，仔细研究了此套灰岩的岩石学特徵。In this paper, the petrologic characteristics of the lacustrine limestones are studied in detail on the basis of core observation and outcrop.

根据其特征应该属于大别山南部和北部超高压榴辉岩。Petrologic features suggest that the eclogites came from ultrahigh-pressure metamorphic rocks developed in the South and North of Dabie Mountains.

岩相学及岩石化学研究表明，岩浆演化机制是矿物分离结晶作用。The petrologic and petrochemical study has shown that the main mechanism controlling the magmatic evolution is fractional crystallization of minerals.

本文以珲春早第三纪含煤盆地的地质构违背景为依据，分析了煤系地层的岩石学特征。This paper discusses the petrologic characteristics of the coal-bearing strata under the geologic structural background of the Tertiary coal basin in Hunchun.

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本文选择塔中地区塔中1井下奥陶统藻纹层白云岩与夹层竹叶状白云岩作为对象，应用岩石学与地球化学方法对其成因问题进行了研究。In this paper, the straticulate dolostone and spatulate dolostone in Lower Ordovician strata of Well Tazhong 1 were studied using petrologic and geochemical methods.

通过对湖北黄石、江苏南京和广西来宾三地栖霞组燧石结核的岩石矿物学研究，确定了栖霞组燧石结核的矿物组成和成岩作用序列。This paper deals with mineralogical, petrologic characteristics and diagenesis of the nodular chert collected from Huangshi Hubei, Nanjing Jiangsu, and Laibin Guangxi.

通过对该组的沉积学、岩石学及地球化学等方面的研究，讨论了其沉积环境及沉积构造背景。The tectonic setting and sedimentary environment of Baidingshan Formation of upper Ordovician are discussed by analysis of sedimentary, petrologic and petrochemical features.

研究了华北中部太原组含煤地层中火山事件层的岩石学识别标志和分布规律。Much attention is paid to petrologic recognition marks and distribution regulation of volcanic event strata in coal bearing sequences of Taiyuan formation in the middle of North China.

柴达木盆地西南地区的沉积岩石学研究表明，柴西南碎屑岩储集层的储集空间主要为原生孔隙和次生孔隙。The sedimentological and petrologic researches in the southwestern Qaidam Basin indicate that the reservoir spaces in Tertiary clastic rocks are mainly primary pores and secondary pores.

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以沙四上亚段储层为研究对象，开展了储层岩石学特征、成岩作用类型与物性特征等方面的研究。The paper researched the reservoir of the upper Shasi Member, mainly on the petrologic characteristics of reservoir, the types of the diagenesis and the physical property characteristics.

综合分析火山岩的岩石学、岩石地球化学特征，结合区域构造背景，认为该套火山岩产于洋内弧环境。An integrated petrologic and geochemical analysis of the volcanic rocks, combined with the tectonic setting, suggests that this suite of volcanic rock occurred in an intra-oceanic arc environment.