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Taking the plate tectonics as leading theories, combining outcrop, seismic techniques, drilling and logging datum, inter-verifing manifold researching methods, The paper has amply researched the region. discussed the coupling relation of basin-mountain and the geodynamics system; analyzed geologic tectonic characteristics of the basin; confirmed superposed alteration in Mesozoic of the basin; recompartmentalized tectonic units of the researching region and the basin; studied the tectonic evolution of the basin since Mesozoic; ascertained four large tectonic layers and five tectonic evolution process stages in different ways of formation and tectonic alteration; established different tectonic stages、compages、models and sedimentary filled processes, based on the organic geochemistry and oil-gas geologic characteristics in middle Cenozoic of the basin, the conclusions have been summarized in the paper, such as:The primary source rock in lower Permian and subordinate source rock in upper Triassic are developed in the region with better quality, and secondary hydrocarbon is possible; The bearing system which is comparted by three large tectonic layers and two unconformity surfaces formed in Palaeozoic、upper Palaeozoic to Triassic and Cenozoic developing in the region, compounded with reservoirs of different lithology is developed in the region, while the property of tectonic fracture reservoir is better; Based on the analyzing petroleum accumulation elements and preserving conditions, the deep depressing belt in the north of Luoyang depression、Shiling-Yiyang folded fault belt in Yiyang depression and wide anticline belt in Yichuan depression are advantageous petroliferous region, Zhaizhen anticline in Luoyang depression and Shimen wide anticline on footwall of overthrust in Yichuan depression are optimum tectonic traps.

本文以板块构造理论为指导思想,采用露头区野外地质与盆地地震、钻井、测井资料密切结合,多种测试方法互检的研究方法,探讨了盆山耦合关系及其所控制的地球动力学系统;分析了研究区域和盆地地质结构构造特征,确定了中生代盆地的叠合改造性质,并重新划分区域构造单元和盆地构造单元,深入研究了洛阳—伊川盆地自中生代以来的构造演化;确定了成盆作用和构造改造作用的四大构造层和五期不同方式、方向的构造演化过程;建立了不同构造阶段的构造组合和样式及与构造相关的沉积充填过程;在此基础上通过多种有机地球化学指标,研究盆地中新生代油气地质特征,认为本区发育下二叠统区域主力烃源岩、上三叠统区域非主力烃源岩,两套烃源岩质量均较好,并具备二次生烃条件;认为本区发育古生界、上古生界—三叠系和新生界三大构造层、两个不整合界面分隔、不同岩性储集层叠置组合和构造裂隙型储集层的复式储集体系,其中构造裂隙型储集层储集性能较好;依据油气成藏条件和保存条件分析,认为洛阳凹陷北部深凹带、宜阳凹陷内石陵—宜阳褶断带以及伊川凹陷伊川宽阔背斜带为较有利含油气区,有利的构造圈闭是洛阳凹陷翟镇背斜和伊川凹陷的石门逆冲断层下盘的宽缓背斜

2The anterior cutereous branches of the obturator artery penetrate deepfascia of thigh and epimysium of the adductor muscles closing against the lower rami of pubisor at its outer margin.Pudendal-thigh skin flap pedicled on it may be elevated to repairrectovaginal fistula or small skin defects of perineum.As its piercing point is much higher andthe location of pedicle is more fixed because of restriction of pubic rami,it is not suited toreconstruct new vagina.Moreover,it is not appropriate naming the obturator aretry(or themedial femoral circumflex artery)the pudendal-thigh artery.

闭孔动脉前皮支紧邻耻骨下支或于其外侧缘,穿大腿深筋膜和内收肌肌膜浅出,以之为蒂可以形成皮下蒂阴股沟岛状皮瓣,用于阴道直肠瘘或会阴部较小皮肤缺损的修复,但由于闭孔动静脉前皮支浅出点位置较高,并且由于耻骨下支的阻挡和限制,致使血管蒂的位置较为固定,以之为蒂形成的阴股沟皮瓣不适宜用于阴道再造;另外,将闭孔动脉命名为阴股沟动脉,也有欠妥帖。

The deep water deposition means the deposition in the area where the water depth is larger than 30 meters, in which the major sediments are coarse sand and gravel. This kind of deposition is the relic deposition formed by the Pleistocene alluvial-lacustine deposition reworked under modern channel currents actions, and ususally the Holocene acummulation lack in the deep waters. The transitional zone deposition is the deposition between the low tidal level line and the 30 meters isobath, where the sediment types is changeable and the grain sizes are gradually coarsening from the low tidal line to the deep water area. This kind of deposition is developed by the deep water eroded sediments sorting under the transitional zone current action. The different types distributed along the isobath. The tidal flat deposition is the fine sediment deposition on the tidal flat which is flo sedimentation of the silty clay under the tidal flat dynamic action and ususally developed fluid mud on the lower tidal flat. The channel mouth deposition is the deposition in the channel mouth area. According to the sediment types, it includes sand deposition where there are coarse sediments supply and silt deposition where there are only fine sediments surpport.

峡道深水区沉积是指水深大于30米的峡道底部沉积,它以粗颗粒砂砾石沉积为特色,是现代峡道水动力对第四纪海退时发育的冲洪积和坡积物进行改造形成的蚀余沉积,全新世沉积地层往往缺失;峡道过渡带沉积是指水深介于低潮位线至30米水深线之间发育的峡道边坡沉积,该带沉积以沉积物类型多样为特色,自低潮位线至30米水深线,沉积物粒级逐渐变粗,由粉砂质粘土逐渐递变为中粗砂,是峡道深水区沉积物经多次分选沉积而发育的,基本平行于等深线分布的条带状沉积,在岸坡较陡岸段,过渡带下部可发育重力沉积;峡道潮滩沉积是指在低潮线与海岸线之间发育的细颗粒沉积,它是粘性细颗粒泥沙在潮滩动力作用下,发生动水絮凝沉积而形成的粉砂质粘土沉积,在低潮滩可发育浮泥;峡道口门区沉积则是在峡道汇入大海或海湾时,在峡道出口水流影响所及范围的沉积,根据峡道口门区供给泥沙的特性,峡道口门区沉积有粉砂质淤泥沉积和砂质沉积两种类型。

The region in the altitude f rom 4400 to 4600 meters , which is mainly covered by alpine meadow and alpine swamp meadow , is st rongly degraded by the stock raising with it s influence radius of about 24 kilometers. The influence distance perpendicular to roads is also 24 kilometers , since road const ruction accelerates human2induced destruction to vegetation. Vegetation in shade aspect is rising due to the increase in precipitation , while vegetation in sunny aspect tends to be stable or degraded because of the enhancement in sunlight . Furthermore , the vegetation coverage is influenced by the groundwater level . In near riverbed fields , where the depth of groundwater is shallow , plant s can easily grow ; while in far riverbed fields , vegetation is prone to degrade due to drainage. The radius of river influence is 24 kilometers.

海拔4400~4600m的较低海拔地带退化最强烈,主要为高寒草甸与高寒沼泽草甸受牧业影响较大;牧业影响半径为24km;道路的影响范围为24km,道路的修建加速了人类对高原植被的破坏作用;阳坡植被呈现趋于稳定和退化的趋势,阴坡植被表现为增长的趋势,降水量增加是源区植被,尤其是阴坡植被变好的重要原因,而太阳光照增强是导致阳坡干旱和植被趋于退化的潜在原因;近河床区地下水位埋深较浅,植被生长具有稳定的地下水源;在远离河床的一定区域内,地下水易于疏干,植被易于退化,河流影响范围为24km。

The vertical offsets are larger in the Shenxi Gou and the Bajiao Miao sections,reaching locally 5~6m in maxima,and generally lower in the Miaoba section,1~2m or less. Near the Gaoyuan village,the surface rupture consists of two subparallel branches. The northern branch shows mostly rightlateral slip with minor SE sideup thrusting,and the southern one mostly SE sideup thrusting.

其中,深溪沟段和八角庙段同震垂直位错较大,达。5~6m;庙坝段同震垂直位移量普遍较低,1~2m或更低;在高原新村附近,地表破裂带分为近平行的南北两支,北支以右旋走滑为主,南支以南东盘逆冲抬升为主,这与与映秀-北川同震破裂总体北西盘抬升的性质相反。

According to the principle of seismic refraction method, the formulas o f the depth and the thickness of the high-speed masses of rock are established using seismic refraction wave reversed and unrepressed time-distance curve and seismic refraction wave raypath theory in this paper.

根据浅层折射波方法原理利用浅层折射波相遇时距曲线与折射波射线路径关系建立了求取浅层高速埋伏岩体的埋深及其厚度的计算模式,利用这些公式可以较准确地确定高速埋伏岩体的位置、埋深及其厚度,对工程地质勘察是十分有利的。

In this paper,MB-System is used to process the typical multi-beam bathymetric data and display the results,which shows that the tool is more compatible and flexible than other comgener software.The corresponding format conversion of the data sampled by the first Portable Multibeam Bathmetric ...

利用MB-System软件包对国外典型的多波束测深数据进行了处理与结果显示,结果体现了此软件相较于其他同类软件兼容性强、应用灵活的特点;然后,文中对国产首台便携式多波束测深仪湖试数据进行了格式转换,并对转换后的数据使用MB-System进行处理,结果验证了数据的有效性与正确性。

The nuclear image messages were digitalized and stored in the computer to form a database available for further study in this field. Results (1) In the EL, the majority were the big global nuclei of the mature ependymal cells. A few bigger nuclei were located deep to the ependymal cells, and some small irregular-shape, nuclei were scattered and wedged between ependymal cells.

结果 ①在EL,主要是体积较大且呈球形的成熟室管膜细胞核;另有体积更大的球形细胞核贴近室管膜细胞深方;此外,还有体积较小而形状不规则的细胞核散在镶嵌于室管膜细胞之间。

The Oulituozi region geochemical and geological analysis shows that the oil pool near the fault has relatively high maturity and is abundant in pyrrolic nitrogen compounds.

对欧利坨子地区靠近断层的油藏分析表明,本区的深大断裂可以作为油气的有效通道,靠近断层油藏成熟度较高,且含氮化合物较丰富。

Taimyrensis has a mid-grey to greyish-slate mantle, and is usually clearly distinctly darker above than either Mongolian or Vega Gull. Both the neck and wings are longer and slenderer than in the other two species and the head rather smaller.

taimyrensis,上背羽色中灰至偏灰的深蓝灰色,明显的比前述两种灰色深暗,颈部及翼部均较其他两种长而纤细,头部看起来较小。

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