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The evolution of orogenic zone,gold ore-formation and its dynamic mechanism are studied and the new viewpoint is put forward that thermal stress is a main controlling factor in metamorphism,formation ,evolution of structure and ore-forming geodynamic environment. The critical condition of fluid convection in porous equal medium and the new conclusion is reached first that the thickness of structural layer and temperature gradient are main factors influencing fluid convection andtransport of ore-forming matters in additional to physical properties of rocks. According to the conclusion some mechanisms such as the transform from compressive type to tensile one of erogenic zone,transport and accumulation of ore-forming matters such as gold and so on and many ore-forming temperature values are interpreted qualitatively.

探讨了区内造山带演化、金成矿及其动力学机理,提出了热应力是影响变质作用、构造形成演化及成矿地球动力学环境的主控因素的新认识;对多孔均匀介质中流体对流的临界条件进行探讨,首次提出了除岩石物理性质外,构造层厚度和温度梯度是影响流体对流乃至矿质输运的主要因素。

The tectonic effect by foreland basin system might not be significant since Kueichulin Formation corresponded to eustatic sea level change and the Kueichulin Formation might means an unaffected tecton - sediemntary unit. The locality might be the hinge of forebulge flex.

前凸起的运动模式应为以垂直向上抬升为主,而非有向陆迁移之现象之外,而其发生时间应为6.5 - 5.6Ma;由於桂竹林层仍符合全球海水面变化,则其表示了一个在前陆盆地系统挠曲行为中一个较不被影响的构造单元,则此应为前凸起之枢纽带位置。

But when they expressed alone, cry26 gene leaded inclusion body formation within or outside of the exosporium, whereas cry28 gene only induced crystal formation outside of exosporium. All of the proteins could not stably exist.

而当两个cry基因单独存在时,cry26基因表达合成的内含体位置不确定,大部分在芽胞外壁外侧形成,少数在芽胞外壁内侧形成;而cry28基因则只在芽胞外壁外侧表达合成内含体。

Danfengchang formation Xujiahe reservoir thickness is 460-500m, the lithological character is feldspathic lithic quartzite sandstone, feldspathic quartzite sandstone and lithic quartzite sandstone in the formation of Xujiahe.

丹凤场构造须家河组地层厚度为460-500m,须家河组储层岩性主要为长石岩屑石英砂岩、长石石英砂岩和岩屑石英砂岩。

The gold deposit is closely associated with the feldspathic quartz gray-wacke of the Zhuanqiangwan Formation of the Furongxi Group and the pebble-bearing feldspathic quartz gray-wacke of the Sinian Changtan Formation.

芙蓉溪群砖墙湾组长石石英杂砂岩和震旦系长滩组含砾长石石英杂砂岩均具明显的控金作用。砂岩层往往大面积发生矿化蚀变,矿体严格受砂岩层控制。

The formation of this characteristics were close related with the primeval economic modality and feodal economic modality. These two economic modality were foundation for formation of Japanese family system.

这一特征的形成,与日本原始经济形态即稻作经济和封建经济形态即庄园经济有着不可分割的关系,这两种经济形态是家制度形成的经济基础。

BACKGROUND: Fibration and scar formation are major factors for surgical failure following glaucoma filtration. Although there are so many drugs and methods to inhibit scar formation, they are not ideal.

背景:青光眼滤过后,滤过道的纤维化与瘢痕组织形成,是手术失败的主要原因,虽然抑制青光眼滤过术后瘢痕形成的药物和给药方法很多,但多不理想。

In present project, we described the basic characteristics of the sporoderm about the primative and advanced fern of Filicales and elucidated the origin of diferent layers of sporoderm, formation stage of sporoderm and the formation and stability of the ornamentation of sporoderm.

描述了真蕨目中原始类群和进化类群孢壁结构的基本特征;阐明了孢壁的来源、形成时期、纹饰的形成和稳定性等重要的孢粉学问题。

The geotectonic evolution is divided into pre - geosynclinal phase, geosynclinal phaseO- T2X platform phase(T3 - J2 and Diwa phase (J3 - Q) in the Beishan area according to sedimentary formation and magatic formation.

根据沉积建造、岩浆建造将北山地区大地构造演化划分为前地槽阶段、地槽阶段(O-T_2)、地台阶段(T_3-J_2)和地洼阶段(J_3-Q),其中地槽阶段O—P_1属地槽期、P_2-T_2属褶皱造山期,D_(2-3)发生强烈的局部造山运动。

The strata between the carbonate rocks of the Chaguoluoma Formation (Devonian-Early Carboniferous) and carbonate rocks of the Xiala Formation consist mainly of clastic rocks with limestone, which are marked by glaciomarine deposits in terms of sedimentation and mixing of Gondwanan and Tethyan faunas in terms of fossils.

古生物群混生的现象为石炭纪—二叠纪的特提斯生物区与冈瓦纳生物区之间的地层和古生物对比建立了一座桥梁。永珠组中上部地层中同时产有牙形石和腕足类,牙形石的研究表明其时代为晚石炭世莫斯科期,而腕足类的研究则表明其为早二叠世萨克马尔期。

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The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。

The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.

聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力