查询词典 composition-factors

Two polysiloxanes (SR2 and P67) and one polycarbosilane were chosen as preceramic polymers. TG-DTA-MS, FT-IR, XRD,〓Si MAS-NMR, SEM, TEM, SAD, HREM, chemical analysis and density measurement techniques were used to study the cross-linking and pyrolysis mechanisms of the preceramic polymers. The development of chemical composition and structure, density, phase composition and microstructure of the solid pyrolyzed products during pyrolysis process were systematically investigated. While pyrolysis temperature approached 1000℃, ceramization process of the preceramic polymers almost completed, and ceramic yield of the preceramic polymers hardly changed any more.

选取了两种聚硅氧烷（SR2和P67）和一种聚碳硅烷作为聚合物先驱体，利用TG-DTA-MS、FT-IR、XRD、〓SiMAS-NMR、SEM、TEM、SAD、HREM以及化学成分分析、密度测量等手段，研究了聚合物先驱体的固化机理；以N〓为热解气氛，系统地考察了各种聚合物先驱体在热解过程中，其热解产物的化学成分和结构、密度、相组成及显微结构的演变规律。

In this paper, the design idea, the system composition, the theory of the primary algorithm and the function composition of every sub system are introduced mainly.

本文主要介绍了"基于文件级数据加密解密应用系统"的设计思想、系统结构、主要算法的原理、各子系统的功能结构等。

Individuation composition teaching is a kind of composition teaching under the direction of principal part education conception.

个性化作文教学是主体性教育理念指导下的作文教学，是个性化教学理论在作文教学领域的实践体现。

At the same time,we also introduce the composition of the automatic test system for tank fire control based on analyses of requirement and analyses its hardware composition principe and software architecture.

同时在需求分析的基础上给出了某型坦克火控自动测试系统的组成，阐述了硬件组成原理和软件组织结构，并以开发某电路板为实例，探讨了其TPS的完整开发流程。

Produce the BF gas mud 100, OOOt every year. The raw mineral of puddling is the magnetite containing vanadium and titanium. The grade of iron is only 53%. The grade of sinter mineral is only 47-48%. So the percentage composition of iron is relatively low, only 29.70%. The grade of zinc is relatively high, reach 9.92%. And the percentage composition of carbon is relatively high, reach 16. 80%. In the next place, the BF gas mud is the production through sinter in high temperature.

攀钢炼铁的原矿物为钒钛磁铁矿，铁品位仅为53％，烧结矿品位为47％～48％，所以攀钢高炉瓦斯泥的铁品位也相对较低，仅为29.70％，并且含锌量高，达到了9.92％，含碳则高达16.80％；其次高炉瓦斯泥是高炉冶炼过程中的产物，SiO_2、Al_2O_3和铁部分熔融在一起，选矿难度增加。

By prereducing ore in static bed and final reducing in ore furnace stimulating the process of smelting reduetion with iron bath, the feature and mechanism for the corrosion of Al2O3-C-TiO2 and Al2O3-C-TiC refractories are studied,the influence of composition and characteristics of the melt on the corrosion of refractories and the changes of microstructure and phase composition of refractories are also analyzed.

模拟铁浴式熔融还原工艺，采用固定床预还原法对铁矿石进行预还原、在矿热电炉上进行终还原熔炼试验，研究和测试了Al2O3-C-TiC质耐火材料的侵蚀特征和侵蚀机理，分析了熔体组成与性质对耐火材料侵蚀过程的影响及熔体侵蚀过程中耐火材料的物相组成和结构变化规律。

Then, after reviewing former research, we combine the solution of industry and academy, a new architecture called BWADM based on the researches above is proposed, it is a distributed data mining system based on Web services and Agent in Electronic commerce environment. Web service composition rules and execution of Web service composition are discussed. These modules are introduced detailedly in Electronic commerce environment; there are algorithm management module, control center module, algorithm database module and model representation module. Lastly, a prototype system of distributed data mining is given in Electronic commerce.

在此基础上，结合业界和学术界对Web服务和移动Agent的研究成果，将Web服务和Agent最新技术引入了电子商务环境中分布式数据挖掘，提出了电子商务环境下基于Web服务和移动Agent技术的数据挖掘架构BWADM，并论述了组合服务规范与组合服务的执行，具体阐述了此架构的数据预处理组件、算法管理组件、控制中心组件、算法库组件和模型表示组件。

Moreover, there exists a morphotropic phase boundary for the composition at x= 0.33 , and the rhombohedra phase and tetragonal phase coexists for the composi tion near MPB, but the pure rhombohedra phase and tetragonal phase separately exists for the composition away from MPB.

陶瓷样品X-射线衍射相组成和相结构分析表明：所有陶瓷样品均为纯钙钛矿相，无任何其他杂相出现；且组成在x=0.33处存在一准同型相界，在该相界附近三方相和四方相共存，而远离该相界则分别为纯三方相和四方相。

In science and technology to achieve the first of the four, it is necessary to develop and launch China's first extraterrestrial objects and the landing detector detectors to inspect for the first time the use of the "Long March Route B" on the transfer of launch vehicle and spacecraft orbit for the first time The establishment and use of deep-space monitoring and control network for monitoring and control communications, for the first time to achieve a soft landing on the moon, the face on tour, the Spring River, and so the survival of a major breakthrough, carried out on tables topography and geological structure, mineral composition and chemical composition of the internal structure of the moon, the earth-moon Table on the environment and space exploration, and other activities supporting the basic completion of the lunar exploration engineering system.

在科学技术方面，实现四个第一，要研制并发射中国第一个地外天体着陆探测器和巡视探测器，第一次利用"长征三号乙"运载火箭发射地月转移轨道航天器，第一次建立和使用深空测控网进行测控通信，第一次实现月球软着陆、月面巡视、月夜生存等重大突破，开展月表地形地貌与地质构造、矿物组成和化学成分、月球内部结构、地月空间与月表环境等探测活动，建成基本配套的月球探测工程系统。

The composition of the SiGe thin films were controlled by changing the ratio of the area of silicon and germanium. By changing the parameters of substrate temperature and annealing temperature, we examined the microstructure, composition, crystallinity, electrical and thermoelectric properties by field emission scanning electron microscope, X-ray photoelectric spectroscopy, secondary ion mass spectrometer, X-ray diffraction, Hall effect and Seebeck coefficient measurement.

利用改变矽锗靶材面积比例进行薄膜成份的控制，并藉由改变基板温度以及退火温度之制程参数，利用场发射扫描式电子显微镜、化学分析电子能谱仪、二次离子质谱仪、X光绕射仪、霍尔效应量测仪以及自组装之热电量测系统作为分析仪器，分别量测薄膜表面形貌、横截面、成分、结晶性质、电性以及Seebeck系数等特性。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失