自形

Crowds of authigenic kaolinite and automorphic pyrite as well as blue fluorescence of organic phase under microscope.

如光学镜下的自生高岭石晶簇和自形黄铁矿的出现以及有机相的蓝色荧光色调等。

Under the electron microscope, it is revealed that the kaolinite crystals are low automorphic and distinctly corroded, the halloysite crystals are mostly in shapes of tube, rod and tabular-flake, and illites are in ultramicrograin aggregate.

电子显微镜下，高岭石的晶体自形程度差溶蚀现象显著（普遍形成港湾状、浑圆状）；埃洛石晶体多呈管状、棒状以及板片状；伊利石呈超微细颗粒集合体（不规则的鳞片状、浑圆状及板条状等）。

The paper according to fractal autoregressive integrated moving average process models network self-similar traffic, estimates fractal dimension through fractal analysis methods directly and indirectly, and emphasizes on rescaled range analysis.

本文由分形自回归整合滑动平均流量模型产生自相似性数据。针对流量分形维数的求解，本文分别从直接估计和间接估计两个方面进行研究，采用分形分析方法对产生的业务流进行统计分析，其中重点讨论了变标度极差分析法。

Garnet is obviously flatted and stretched, which is very different with that of cold eclogite in Hua Liangting in Taihu county.

石榴子石明显压扁拉长，和高压榴辉岩中等轴自形的石榴子石明显不同。

Based on lots of indoor observation, tests and analyses by 4 wells in the two areas, it is discovered that authigenic quartz in sandstone can be divided into three kinds:narrow,width and fine crystal. Species and composition of sandstone are the main factors which controled the formation of authigenic quartz.

对周口和通许两地区4口井砂岩的薄片观察、多种测试、分析，发现砂岩中石英的增生可分窄边型、宽边型和自形边型3种，增生石英的发育情况与砂岩的类型、成分等密切相关。

In high strain domains, due to the decomposition of biotite and plagioclase, fibrous sillimanites were concentrated while in the low strain places the microscopic fibrous euhedral sillimanites were developed between plagioclase and quarts grains.

在高应变域，黑云母和斜长石分解，纤维状矽线石富集，低应变域则可有少量不定向显微纤状自形矽线石发育于斜长石和石英粒隙之间，因此这些矽线石不能反映高温条件。

The zircon grains separated from the syenogranite sample in the Chahayan pluton show generally euhedral form with fine oscillatory zoning on their CL images, and high Th/U ratios (0.32-1.12), which exhibit the features of magmatic zircons.

岩体中锆石呈自形晶，发育细微振荡生长环带，显示高的Th/U值(0.32~1.12)，表明锆石的岩浆成因。

Based on the analysis of the occurrence characteristics of gold bearing pyrite veins in the area and its microscopic characteristics the paper explained the origin of mineralized veins using the principle of water pressure caused fracturing and further discussed the mechanism of holding and releasing super pressure fluid combined with the evolvement of the ore controlling structure recognizing the relation of idiomorphic coarse pyrite formed at the initial ore forming stage with gold enrichment .

在分析矿区内含金黄铁矿脉的产出特征以及镜下特征的基础上，应用水压致裂的原理来解释矿化细脉的成因，并结合控矿构造的演化，进一步阐述超高压流体的保持与释放机制，重新认识了成矿初期阶段中形成的自形粗粒黄铁矿与金富集之间的关系。

By mineralogical analysis of Jidong magnetite concentrates what can be found is that: It is mainly composed of magnetite, concentrate grain is medium-coarse granular crystal texture, the most is subidiomorphic or xenomorphic, is chevron and granulated, surface of the concentrate is smooth, minority of concentrate has inclusion or intergrowth, grain inch normally is 0.05~0.16mm, there is incompletely cleavage in concentrate grain.

矿相分析表明：冀东磁铁精矿粉以磁铁矿为主，矿粉颗粒为中粗粒变晶结构，多为半自形或他形，呈尖棱碎粒状，其表面光洁平滑，少数有包裹体或连生体，粒径一般为0.05～0.16mm，矿粒存在不完全解理。

The main research contents are as follows:1. Through massive calculation, analysis and comparison, sum up the similarities and differences between the special-shaped cross sections and rectangular cross sections in mechanical features, between reinforced concrete special-shaped columns and rectangular columns in load-bearing capacity, ductility performance and provide necessary basic concepts and data for further understanding the characteristics of the special-shaped columns;2. Through massive elastic calculations and elasto-plastic analysis, under the preconditions of satisfying the code's requirements for axial compression ratio, limit value of lateral displacement and load-bearing capacity of normal section,oblique section and beam-column joint, under circumstances of different intensity of earthquake, structure dead weight, sort of site and column grid bay dimension, the variation regularity of maximum suitable height of structure, and thus sum up the maximum suitable height of structure for code for the purpose of macro-control while deciding the design scheme;3. Make a preliminary study on the stress feature of reinforced concrete special-shaped column and Z-shaped column of which the ratio of limb length to limb thickness is between 4~5 ,and the preliminary design method is suggested;4. Through elato-plastic time history dynamic analysis of typical projects, check up the weak storey of the special-shaped column structure and yielding, breaking and collapse mechanism to satisfy the earthquake resistant requirement to buildings of remaining stand under strong earthquake;5. Derive for project use simplified calculation formula of vibration period, suitable vibration period, suitable rigidity of special-shaped column structure through theoretical analysis, and provide an easy and practical method for deciding the structure scheme economically, safely and reasonably;6. Based on the study achievements in theory and massive analysis and calculations of this paper, sum up the regularities of inner force, deformation of special-shaped column structure and seismic conceptual design, and thus the suggection of seismic design of special-shaped column structures is presented.

本文研究的主要内容如下：通过大量的计算、分析和对比，总结出异形截面与矩形截面在力学特性、钢筋混凝土异形截面柱与矩形截面柱在承载能力、延性性能等方面的异同，为深入了解异形截面柱的特点提供必要的基本概念和数据；通过大量的弹性及弹塑性计算分析，在满足规程对轴压比、侧移限值及正截面、斜截面、节点承载力抗震验算要求的前提下，在不同抗震设防烈度、结构自重、场地类别及柱网开间尺寸情况下最大适宜高度的变化规律，并在此基础上总结归纳出异形柱结构的最大适用高度规定，可用于规程，以便于在确定方案时起到宏观控制的作用；对肢长与肢厚比在4～5的钢筋混凝土异形截面柱及Z形柱的受力特点进行初步探讨，提出初步的设计方法；通过对典型工程的弹塑性动力时程分析，检验异形柱结构的薄弱层及屈服、破坏、倒塌机制，以达到建筑物大震不倒的抗震设防要求；通过理论分析，推导出异形柱结构自振周期，以及适宜自振周期、适宜刚度的工程实用简化计算公式，为经济、安全、合理地确定结构方案提供简便实用的方法；在本文理论分析、计算以及大量的研究成果基础上，总结归纳出异形柱结构内力、变形的规律及抗震概念设计内容，并在此基础上提出异形柱结构的抗震设计建议。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐