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Project Introduction: Trichlorosilane, also named Silicochloroform ,is mainly used in the synthesis of organic silicone, alkyl, aryl and organic functional group chlorosilane. It's the most basic monomer of the organic silane coupling agent,and the production material for semiconductor silicon and silicon; Manufacturing process of the tetrachlorosilane includes the reciprocal effect by the trichlorosilane steam and the hydric steam which has been heated up to 1700-2500SiCK by the plasma accelerator; the steam compound in the reactor goes into the condensing system that separates trichlorosilane. After that, polycrystalline silicon can be made.

、项目概况:氯氢硅:又名氯硅烷、硅氯仿,主要用于有机硅烷和烷基、芳基以及有机官能团氯硅烷的合成,是有机硅烷偶联剂中最基本的单体,也是生产半导体硅、单晶硅的原料;四氯氢硅工艺包括在等离子加速器内加热到1700-2500SiCK的氢气流和四氯氢硅的蒸汽相互作用,在反应器内形成的蒸汽气体混合物进入分离氯氢硅的冷凝系统,下步可制取多晶硅。

The model is used to count several engineering example.Comparing the 2D numerical results with electrical simulations,it is proved that the seepage model can count the seepage surface and the location of search results in dam well and truly.Comparing 3D results with 2D results at close section,the results are tally well except the difference of meshes and the interceptive position of section.So the model is credible and has upper practicality value.In the projects,the spending of account is increasing because of the bigger account field.

将饱和—非饱和渗流模型用于几个工程实例,其二维模拟结果同渗流电模拟实验结果进行了对比,证明本文的渗流模型完全能够准确计算坝内的渗流浸润线以及逸出面位置;维数值模拟的结果在相近剖面处与二维结果作了比较,考虑维网格剖分及剖面截取位置的差异,维结果与二维结果吻合的较好,证明本文的饱和—非饱和渗流模型在维计算中是可靠的且具有较高的实用价值。

There are three logoi, of gods; the Saviour has a threefold nature, threefold body, threefold power, etc. They are called Peretae because they have "crossed over" out of Egypt, through the Red Sea of generation.

个logoi ,神;救世主有倍的性质,倍的机构,倍的权力,等他们被称为peretae ,因为他们有&越过&出埃及,渡过红海的一代。

There are three logoi, of gods; the Saviour has a threefold nature, threefold body, threefold power, etc. They are called Peretae because they have "crossed over" out of Egypt, through the Red Sea of generation.

个logoi ,神;救世主了个性质,个机构,个权力,等等他们被称为Peretae ,因为它们&越过&出埃及,通过红海的一代。

Three part of research works had been carried out in the dissertation. The first part: a kind of multidentate amine modified silica gel was synthesized through the following steps:(1) introduce the amino groups onto the surface of silica-gel by the treatment of surface silanol groups withγ-aminopropyl trimethoxy silane;(2) michael addition of excess trihydroxymethyl propyl triacrylate to amino groups on the silica gel surface;(3) amidation of the unreacted double bonds of TMPTA on the surface of TMPTA modified silica gel with diethylenetriamine;(4) the multidentate amine modified silica gel was finally obtained by the reaction of amino groups on the surface of DETA modified silica gel with double bond of butyl acrylate.

本论文进行了部分研究工作,第一部分:通过多步反应对硅胶进行改性合成了一种多齿胺改性硅胶配体,合成过程如下:1通过γ-氨丙基甲氧基硅烷与硅胶表面的硅羟基反应,使硅胶表面带有氨基;2利用硅胶表面氨基与过量的羟甲基丙烷丙烯酸酯发生Michael加成反应;3利用二乙烯胺与TMPTA改性硅胶表面未反应的双键发生反应使硅胶表面氨基化;4最后用丙烯酸正丁酯与DETA改性硅胶表面氨基充分反应成功合多齿胺改性硅胶配体。

Inspired by these results, in this paper, we first give the definition of a new mapping ? uniformly Lipschitz asymptotically nonexpansive mapping on a compact subset of a uniform convex Banach space, then construct three-step iterative sequences of uniformly Lipschitz asymptotically nonexpansive mapping in this subset . We proved the convergence of this three-step iterative sequences for uniformly Lipschitz asymptoticallynonexpansive mapping, Further more, we proved this three-step iterative sequences with an error member converge to fixed points.

从中得到启发,在本文我们首先定义了一致凸Banach空间某非空紧子集上的一种新的映射——一致李普希兹渐进非扩张映射,在该紧子集上构造关于一致李普希兹渐进非扩张映射的步迭代序列以及具误差的步迭代序列,先来讨论步迭代序列的收敛性,进而讨论具误差的步迭代序列的收敛性。

Chapter 3 The imine salt is formed initially by the addition of an organolithium compound to the aromatic nitrile. This type of reaction usually leads to cyclic products.such as triazines.

章研究发现有机锂化合物LiCH_2[SiMe(NMe_2)_2]与芳香腈(如苯腈、邻甲基苯腈、间甲基苯腈)反应,可以得到2,4,6-取代均嗪,这是一种该类均嗪的简单有机合成方法。

Methods:According to the principle of random design,the conditions would be consistent with the study of 90 cases of scapulohumeral periarthritis in patients with out-patient ratio of 1:1 were randomly divided into two groups,namely the "three-needle shoulder" with the temperature of acupuncture and traditional dialectical point acupuncture treatment,the treatment group:the "three-needle shoulder" with the warm acupuncture,three-needle shoulder(jianyu,before shoulder,jianzhen points) acupuncture,moxa check each 2cm,each pin of each combustion 2 day 1,10 times as a course of treatment,a total of 2 course of treatment.

根据区组随机化设计原则,将符合研究条件的90例门诊肩关节周围炎患者按1:1比例随机分为两组,分别给予温针灸&肩针&和针刺&肩针&治疗,治疗组:采用温针灸&肩针&:先针刺肩针,艾柱取每段2cm,每针每次燃烧2段,每天1次,10次为一疗程,共2个疗程。

It is discussed that how the preparation methods of the catalyst for trichloroethylene by dehydrochlorination from tetrachloroethane ,the reactor materials,ferric chloride,the impurity 1,1,2-trichloroethane and the high boilers contained in raw material tetrachloroethane and the operating conditions influence the catalyst.

探讨了四氯乙烷脱氯化氢制氯乙烯所用催化剂的制备方法、反应器材质、氯化铁、原料四氯乙烷中的杂质1,1,2-氯乙烷和高沸物及操作条件对催化剂的影响,从而指导四氯乙烷脱氯化氢制氯乙烯的工业生产,提高催化剂的效率,延长催化剂的寿命,消除不利的影响因素,提高产品质量,降低生产成本,确保氯乙烯生产的长期、稳定运行。

The major deposits in the Sanzhou ore field are related to Yanshanian or later tectonic activity,which is divisible into six sequences represented by:1the Upper Triassic-Lower Jurassic low-angle normal slip fault and associated structures near or immediately occurring on the unconformity between the Lower Carboniferous and the Upper Triassic;2the longitudinally bucking fold in Devonian-Carboniferous and Upper Triassic-Lower Jurassic strata;3the earlier phase thrusts toward northwest;4the transcurrent fault toward northeast;5the later phase thrusts toward northwest;and 6the extensional normal slip minor faults.

彭少梅 ,杨坤光,姚淑梅洲矿田内主要矿床与燕山期或更晚的构造活动有关。燕山期构造活动可分为六个序列:1下石炭统与上叠统不整合面附近和不整合面之上的上叠统―下侏罗统中的低角度正滑断层及伴生构造,2泥盆系―石炭系及上叠统―下侏罗统中的纵弯褶皱,3北西向逆冲断层,4北东向平移断层,5第二次北西向逆冲断层,6伸展性正滑小断层。

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According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm~150rpm时取得最大值,此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世,形体几无变化。

When I was in school, the rabbi explained everythingin the Bible two different ways.

当我上学的时候,老师解释《圣经》用两种不同的方法。