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Unified geological field theory is the view of geotectonic sedimentary dynamics which is advocated by academician Liu baojun since 1980s' and is the theoretic soul of sedimentary geotectonics.

统一地质场理论是刘宝珺院士80年代以来一直倡导的大地构造沉积动力学观,是沉积大地构造学的理论精华。

The study level of tectonic environment is not high for the phase of Neoproterozoic to early Cambrian in the study area, lacking combined foundation of sedimentation, stratigraphy, petrology and geotectonics.

研究区新元古代-寒武纪早期构造环境的研究程度较低,缺少沉积学、地层学、岩石学和构造地质学的综合研究基础。

The research works on the crust and upper mantle structure in Jiangsu province and its adjacent areas, that is divided into the southeastern Yangzi block, the southern segment of Tancheng-Lujiang fault zone, the eastern segment of Dabie orogen and the Sulu UHPM block according to geotectonics and research level, are introduced based on the results of different research methods such as deep seismic sounding, earthquake travel time tomography and other geophysical survey.

根据江苏及邻区大地构造单元和人工地震研究程度的不同,划分为下扬子地区、郯庐断裂带、大别山东段、苏鲁地块等地区,介绍了利用人工地震、天然地震层析成像及其它地球物理探测等方法对这一地区的深部构造研究结果。

The gas field was discovered in Hele Basin at the bell mouth of structural detachment system and the gas-water flowing and crude oil shows were found in the wells drilled in Simao Depression, so that the depression is still possessed of oil and gas exploration potential, the Yingde-Jinggu and Mengla-Mengman hydrocarbon-bearing preservation units, with good K3-N regional caprocks, slight fault transform, low source rock maturity and many structures, being the first-selected target areas.

处于构造逸脱体系喇叭口的呵叻盆地发现气田和思茅坳陷见气水同喷、原油显示表明,思茅坳陷海相地层仍有油气勘探前景,以存在K3-N区域盖层、断裂改造较弱、源岩成熟度较低、构造发育的英德-景谷、勐腊-勐满含油气保存单元为首选靶区。

The early stage of the Yanshan movement generated an Early Jurassic downfaulted basin and a Middle Jurassic compressional-downwarped coalaccumulating basin.In the middle stage,the Mid-Late Jurassic witnessed the formation of a volcanic downfaulted basin bounded by NW and NE deep faults,intermediate-basic and acid volcanic eruption and hypabyssal and near-sur...

燕山运动早期形成早侏罗世断陷盆地和中侏罗世挤压坳陷型聚煤构造盆地;中期中晚侏罗世形成被NW、NE向深大断裂围限的火山断陷盆地,中基性—酸性火山喷发和浅成、超浅成中酸性岩浆侵入,晚侏罗世末形成了一系列NNE向褶皱和逆冲推覆构造带;晚期早白垩世再次形成断陷盆地和开阔平缓褶皱,义县组不整合在火山岩之上,晚白垩世处于挤压造山后的山体隆升阶段,左云组不整合在义县组之上,伴随有壳源型花岗岩侵入,NW、NE向断裂复活,形成地堑、地垒式断裂组合,导致山体隆升。

Through the research of stress metamorphism character of coal seamⅡ1 in Ludian gliding structure, the stress effecting factors of metamorphism and hydrocarbon generation process of tectonic coal are studied.

摘要: 通过对豫西滑动构造区二1煤动力变质作用特征的研究,探讨了构造煤变质成烃作用与煤化进程的应力影响因素。

The main dark mineral and accessory mineral of syenogranite are biotite and sphere, with abundant mafic microgranular enclaves, a common feature of KCG, which formed in the transition stage of continental subduction and collision. In the discrimination diagrams, all samples fall into the syn-collision area.

岩石暗色矿物为黑云母,副矿物出现榍石而未见富铝矿物,富含暗色包体,与过铝质花岗岩相伴生,为较典型的 KCG岩石组合,属于由俯冲作用向大陆碰撞演化过程中构造体制转换阶段的产物,而在构造环境判别图解中均落入同碰撞花岗岩区域。

By comprehensive analysis of the characteristics of formation and reconstruction, six tectonic belts in the northeast part of Junggar basin were divided: marginal obduction zone in Early Paleozoic(O1-2)?melange mag-ma collision zone of late Paleozoic (D1), volcanic arc-compression zone of Late Paleozoic (D1), back-arc folded belt of Late Paleozoic (D2_3), marginal depression folded belt of Late Paleozoic (C1-P2) and foreland basin gentle anticline belt of Mesozioc era, etc.

通过&建造&与&改造&特征的综合分析,划分了准噶尔盆地东北缘的构造带:早古生代(1-2)陆缘逆冲带;晚古生代(D1)混杂岩浆碰撞带;晚古生代(D1)火山岩浆岛弧挤带;晚古生代(D2-3)弧后盆地褶皱带;晚古生代(C1-P2)陆缘盆地褶皱带以及中生代前陆盆地平缓背斜带等6个构造带。

This kind of structure develops in the platform cover of slight structure deformation, dominated by olivary dome, stretched short-axis anticline and long wall.

这类构造发育于构造变形十分轻微的地台盖层中以卵圆型穹窿、拉长的短轴背斜和长垣为主。

The author has paid attention to the two kinds of lavas which locate the south-east end of the Kalamaili belt. Through the field investigate and the geochemistry experiment the author has contrasted the two kinds of lavas in the ophiolitic melange, made clear the tectonic background and summarized the geochemical characteristic and then discussed the formed environment and tectonic significance.

作者以该蛇绿混杂岩中的两类中基性火山熔岩为研究对象,通过野外实际观察和室内地球化学实验分析,将这两类火山熔岩进行对比研究,弄清其大地构造背景,总结其地球化学特征,并由此探讨该蛇绿混杂岩的形成环境及其构造学意义。

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