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By analysing the molasse sediment, tectonic stress field, thrust fault system and comparing them with volcanic rocks and granites in the region, it is showed that Dabie orogenic belt had a strong intracontinental orogenesis whose deep dynamic processes were controlled by subduction with delamination during late stage of Cretaceous period-late Cretaceous period.

磨拉石沉积、构造应力场、逆冲断层系统和区域火山岩、花岗岩的综合分析表明,大别造山带早白世晚期—晚白世存在一次强烈的陆内造山作用,其深部动力学过程受控于拆沉中的俯冲作用。

The authors have summarized relevant data studied by overseas scientists and suggested the definition of chalky texture formation as "Chalky texture formation refers to that magnesium calcite and aragonite are transformed into the framework of micrite and microspar of low-magnesium calcite via neomorphism, and result in and maintain intercrystalline pore and throat networks in it; enhanced chalky texture formation refers to that the micrite and microspar are successively subjected to dissolution and leaching, so that the secondary network of solution voids is formed".

综合各国学者的有关研究资料,建议将白状结构化定义为:&碳酸盐沉积物和碳酸盐岩中的镁方解石和文石在不同成岩阶段通过新生变形而转变成低镁方解石微晶和微亮晶格架,并在其中产生和保存晶间孔喉网络的作用;强化白状结构化是指微晶和微亮晶格架受到进一步溶蚀和淋滤,从而形成次生溶蚀孔隙网络的作用&。

The basin evolution from the Cretaceous to the Palaeogene shows a complete process of rifting development, in which the Lower Cretaceous is theproduct of early rifting and the Upper Cretaceous and the Eogene represent the sediments of thermal subsidence in late rifting stage.

纪—早第三纪盆地演化为一个完整的裂谷发育过程,下白统是裂谷早期断陷作用的产物,而上白统和下第三系则代表裂谷后期热沉降沉积。

The characteristics of sedimentary systems and heavy minerals proved that the Junggar and Tarim Basins were not physiographically separated by an ancestral version of the Tianshan Mountains during Early-Middle Jurassic.

不同重矿物组合出现和不稳定重矿物的增加显示中-新生代存在3个构造活动相对活跃期,即晚侏罗世-早白世早期、晚白世和晚新生代。

Effect of protein and lipid in rice on starch physicochemical characteristics, difference between the region of non-chalkiness and chalkiness of rice, dynamic variation of cell structure and CaM distribution on rice spike were expounded in this study. It was found that protein and lipid in rice had important effect on starch gelatinization, there were distinct differences between the region of non-chalkiness and chalkiness of rice, vascular bundle system in rice spike was changed during grain filling, difference quality of different position of rice spike was more distinct in dense spike rice for more powerful vascular bundle system, the development of rice seeds was corresponded to pericarp development, difference quality of different position of rice spike was also related to transport function of rachilla besides activity of "source", and calmodulin relative activity was closely related to grain filling velocity and enginery properties.

通过实验发现:稻米中蛋白质、脂肪对淀粉的糊化过程有着较大的影响;精米的非白与白部位以及心白与腹白部位之间在蛋白质、氨基酸含量及组成方面存在着明显差异:水稻穗部大维管束面积以及主穗轴维管束数目在灌浆过程中存在明显的动态变化趋势;密穗型水稻强势粒的维管组织比散穗型水稻发达,致使其强、弱势粒维管组织差异明显加大;果皮的发育与籽粒发育状况是相适应的:强势粒和弱势粒在灌浆生理方面的差异,不仅表现在籽粒本身的&库活性&上,而且也与其着生小穗轴的输导功能有关;CaM相对活性与水稻灌浆速率、机能特征间存在着密切联系。

In this area seven microfacies in the Chuangde Fm. red beds can be separated. They are: 1 reddish foraminifera grainstone; 2 reddish microfossils packstone/wackestone; 3 reddish marlstone with microfossils; 4 reddish marlstone; 5 red to variegated floatstone ; 6 reddish shales; 7 reddish radiolarite/ radiolarian chert.In the Yamudok Cuo area, it can be distinguished six microfacies in the redbeds including 1 reddish foraminifera grainstone; 2 reddish microfossils marlstone; 3 reddish shales; 4 yellow-grayish floatstone ; 5 reddish radiolarian chert; 6 reddish chert with radiolaria. The depositional environment of the Chuangde formation can be interpreted from sediments composition, as is deep oceanic basin adjacent to continental slope/rise. The slope/rise setting is indicated by the occurrence of olistoliths and slumped pelagic/hemipelagic limestone, present near the top of the Chuangde Fm.

进一步资料对比研究表明,全球上白统海相红层具有以下特征:a上白统红层出现在北大西洋、阿尔卑斯、喀尔巴阡、土耳其,向东一直到特提斯喜马拉雅地区和澳大利亚西北角的Exmouth海底高原,横贯整个特提斯和北大西洋;b沉积环境以外陆棚-斜坡和盆地为主,在斜坡环境下多发育有浊流沉积,如Scaglia Rossa和Nietrental组;c有机碳含量普遍很低,0~0.3%之间;d盆地相仅发育红色泥质岩,而斜坡和远洋环境下不仅发育红色页岩,同时还有红色泥灰岩、红色灰岩和红色硅质岩;e北大西洋和地中海地区在Cenomanian-Turonian界线黑色页岩之后不久的Turonian早期就出现红色沉积,而藏南出现在Santonian早期,Exmouth出现在Campanian早期,红层出现似乎有&西早东晚&的趋势。

From late Jurassic-early Cretaceous to late Cretaceous, the magmatic activities decrease and the compositions of magmas change from shoshonitic and rhyolitic to alkaline basaltic.

从晚侏罗世—早白世早期到晚白世,中国东部岩浆作用明显减弱,岩浆成分从钾玄质和流纹质向碱性玄武质转变。

Sixteen ( 15 new) amphibian and twenty-two ( 11 new) squamate species have been reported across China, including the oldest Chinese tetrapod Sinostega pani from the Late Devonian of Ningxia Hui Autonomous Region, the large stereospondyl amphibian Yuanansuchus laticeps from the Middle Triassic of Hubei Province, Late Jurassic/Early Cretaceous lissamphibians ( e. G., the anurans Callobatrachus sanyanensis and Mesophryne beipiaoensis, the caudates Jeholotriton paradoxus and Laccotriton subsolanus) from Northeast China, Paleogene lizards (e. G., Brevidensilacerta xichuanensis and Tinosaurus yuanquensis) from North China, and numerous lizards from the Late Cretaceous of Nei Mongol Autonomous Region.

共报道了16种两栖类和22种有鳞类,其中15种两栖类和11种有鳞类为新种,包括我国最古老的四足动物宁夏晚泥盆世的潘氏中国螈,湖北中三叠世的大型全椎两栖类宽头远安鲵,东北晚侏罗世/早白世的多种滑体两栖类(如无尾类三燕丽蟾和北票中蟾,有尾类奇异热河螈和东方塘螈),华北古近纪的蜥蜴类(如淅川短齿蜥和垣曲响蜥),以及内蒙古晚白世的多种蜥蜴类等。

Through the age analysis on apatite and zircon fission track, there have five stages of tectonic movements, respectively occurred in late Trias, from mid-late period in early Cretaceous to late Cretaceous, Eocene, Oligocene and Miocene.

通过对盆地内磷灰石和锆石年龄分析,焉耆盆地存在5期构造运动:晚三叠世、早白世中晚期-晚白世、始新世、渐新世和中新世。

We discussed diagenetic environment cases in point of chalky texture carbonates and geneses of chalky texture, formed in different diagenetic stages in some parts of the world in the geohistory.

论述了世界各地的地史中不同成岩阶段白状结构碳酸盐岩成岩环境的例证和白状结构化成因。

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