查询词典 si-steel

This article describes that, instead of a Si-PIN detector , a domestic TX410 thin window high resolution proportional counter is used in an SZ-2 X-ray fluorescence analyzer to determine the Cu,Fe,S,SiO2 contents of the copper ores in a copper mine situated in yunnan prorice, south-west China.

给出了一台SZ-2X射线荧光分析仪上的 Si-PIN 探测器用国产TX410薄窗高分辨正比计数管替代，测云南某铜矿Cu、Fe、S、SiO2的含量。

Firstly, this paper definited pseudometric d for n -foldproduct of σ-algebra A of subsets of a given set X , and definited indicator function ; secondly, gave the concept of differentiable of set function at S° and concept of partial derivative at S° with respect to the ith argument Si through indicator function, and defound the weak efficient solution of and optimality necessary condition; Finally, obtained three weak duality results and strong duality results under generalized convexity conditions.

首先，对已知集X的子集的σ-代数A的n-折积A^n，定义了伪度量d，给出了相应的特征函数〈h，Is〉；其次，通过特征函数给出了集函数在S 可微的定义及集函数在S 关于第i个变量Si的偏导数定义；给出了多目标规划问题的弱有效解概念及的最优性必要条件；最后，分别在目标函数和约束函数的3种较弱凸性条件下，研究n-集函数多目标规划问题的对偶问题，获得了3个弱对偶结果和强对偶结果。

In this dissertation, high quality ZnO and AZO films were deposited on SiO_2/Si and quartz glass substrates by RF magnetron sputtering.

本论文主要工作是研究如何利用简便的射频磁控溅射技术在SiO_2/Si和石英玻璃衬底上制备高质量的ZnO及其掺Al薄膜。

The brazing process includes selection of brazing materials, pre-brazing preparation, regulation and deformation control of brazing parameter. The Al-Si alloy wires core was used as filler metal and the gasoline flame with quincunx nozzle was used as heating source. Through FEM analysis, a set of technological equipment was designed to control brazing distortion.

通过对焊接材料、焊接规范、焊接工装等方面进行的试验和分析，确定了6063铝合金门窗框的钎焊采用无腐蚀性的Al-Si合金铝钎焊药芯焊丝作为钎料，汽油火焰作为加热热源的工艺方案，并通过有限元分析设计了简单易用的焊接工装以控制焊接变形。

It is confirmed that realumination of SDY was caused by reinsertion of the extraframework aluminum into the zeolitic framework and some Si atoms in SDY framework can be removed in 1.0mol.dm^-^3 KOH solution.

证实了KOH溶液溶解非骨架铝后，铝原子重新进入SDY的骨架，导致Si/Al比降低。

The calculated results show that the relative stable Si-terminated surface has the lower surface energy than the Co-terminated surface.

结果表明表面能较低的Si终止表面比Co终止表面稳定。

In third chapter, a model of step structure was introduced, and the fixed points of its Hamiltonian renormalization equations can be used to classify the different Si surfaces.

第三章首先简单的介绍了重整化群方法，然后讲述一个台阶结构的模型，它的重整化群方程的不动点可以用来区分不同的Si表面的台阶结构。

Flocculation+0.45μm filter is selected as the pretreatment of the method proposed here.(9) A set of standard methods for ASMs COD characterization is suggested in the thesis and it advantages are:①Respirometry is adopted to measure RBCOD and SBCOD;②SI is determined from raw wastewater and so there is no influence of inert products;③Heterotrophic biomass in wastewater is measured;④The key instrument used in the standard methods-hybrid respirometer, has high automatic level and friendly user interface which simplifies the respirometry. So the suggested standard methods are practical.(10) According to the suggested standard methods, the influent COD of a wastewater treatment plant in Chongqing, China, is characterized.

9提出一套表征城市污水COD组分的标准化方法建议，其特点在于：①以呼吸测量作为RBCOD和SBCOD的测量方法，与以往以物理化学方法为主的做法有着本质区别；②对原水直接进行分析测试来获得SI组分，不受溶解性惰性产物的干扰；③考虑了污水中活性异养微生物组分的单独测量；④所依赖的核心仪器-呼吸测量仪具有很高的自动化程度和简单友好的用户界面，使原本复杂的呼吸测量实验及其结果的分析统计简单化，所建议的标准化方法具有很好的实用性。

The results show that the influence of electromagnetic stirring on the following solidification behavior is more outstanding when the stirring temperature is near the liquidus; the number of α dendrites is declined and the morphology is transformed into rosiness and non-dendritic grains; the Al-Si eutectic's transition from lamellar structure to fibrous structure occurs in the eutectic reaction too.

结果表明：随着搅拌温度的降低至液相线附近时，电磁场对熔体凝固行为的影响逐渐显著；α初晶中树枝晶不断减少并逐渐转变蔷薇状晶和非枝晶；水淬后Al-Si共晶组织也由粗大的片层状转变为细小的纤维状和鳞片状结构。

Based on the short gel-time features of ordinary cement sodium-silicate and alkali-activated salic cementitious materials, an ideal structure model of high performance sodium-silicate suspension two-shot grouting material was established. An experiment was undertaken to verify the solidification value of Na~+ and water-erosion resistance of a grouting material combined with cement and metakaolin-sodium silicate. This paper put forward a compact structure with a dominant ingredient of-Si-Al-H zeolite gel formed on later age and a minor part of C-S-H formed on early age, which composed of sodium-silicate, substances that could release Ca~(2+) spontaneously and stably or by the aid of sodium-silicate, and active salic substances.

结合普通水泥-水玻璃快速胶凝和碱激发硅铝质胶凝材料的特点，本文建立了高性能水玻璃悬浊型双液灌浆材料的理想结构模型，并通过水泥复合偏高岭土-水玻璃灌浆材料的Na~+固化性能和抗水溶蚀性能进行了试验验证，提出其组成结构应是以-Si-Al-H类沸石凝胶物质为主、C-S-H为辅的复合共存密实结构，其组成要素为水玻璃、能自发稳定地或在水玻璃作用下迅速释放出Ca~(2+)的物质、活性硅铝质材料。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。