硅

The Si/Al ratio of NaY molecular sieve was determined by an empirical formula of lattice constant obtained by extension function method of X-ray diffraction and framework Si/Al ratio of NaY molecular sieve determined by solid nuclear magnetic resonant spectrum method.

前言晶胞参数是决定晶体结构的重要参数之一，Na Y超稳分子筛属立方晶系，由于 Na Y超稳分子筛骨架硅铝比受许多条件的影响，如投料比、晶化温度、晶化压力和晶化时间等。通过研究发现分子筛骨架的硅铝比与其晶胞参数相关，而分子筛的硅铝比可作为合成分子筛产品质量的控制指标 [1] 。

The consumption of methyl chloride which is the main raw materials for synthesizing methylchlorosilanes is about forty percent of cost of methylchlorosilanes.

而作为合成甲基氯硅烷的基础原料，氯甲烷成本占甲基氯硅烷成本的40％，氯甲烷生产的经济规模化一直是制约我国有机硅行业发展的关键技术之一。

From the next trend of development, productive capacity of organic single silicon, especially the single methyl chloride silicon hydride, will be enlarged; and on the base of increasing the abilities of all kinds, it will be developed new used-area, and added up to new varieties.

从今后的发展趋势看，有机硅单体特别是甲基氯硅烷单体的生产能力和市场需要将进一步扩大，在提高有机硅产品的各项性能指标的基础上，拓宽应用领域，增加新品种。

On the basis of many times of experiments, the interference of alkaline insoluble matters and silicon impurities on the determination of monatomic silicon was discussed, and the method for the removal of main impurity component in industrial silicon was proposed.

分析了样品中的碱不溶物及硅质杂质对单质硅测定的干扰，提出了排除工业硅中主要杂质成分游离二氧化硅干扰的测定方法。

The contents of Si in leaves, stems and panicle of wheat were significantly decreased with nitrogen application rate increased.

施氮对小麦硅累积量和硅的吸收速率也有显著影响，单作和间作小麦硅累积量和吸收速率随氮肥用量的增加而增加。

Major procurement of goods: a three-chlorosilanes, dichloromethane, AE activity ester, 3-iodine Silane, special acid, pentyl chloride, triethylamine, thiadiazole, tetrazolylazo acid, 2 - Acetamide, tetrahydrofuran, the four-guanidine, isopropanol, five phosphorus trichloride, sodium vary bitter, acid, sodium phenylacetate, 6-2 silicon n-amine, Ethylacetoacetate , Methyl isobutyl ketone, potassium dihydrogen phosphate, aluminium oxide, DL methionine, N, N-dimethylaniline, NN-diethyl aniline, 4 sodium EDTA, Anhydrous sodium sulfate, ammonium sulfate, potassium sulfate, sodium acetate, sodium carbonate, DMC, formic acid, sodium chloride medicinal, oxalate, protopine, acetone, alcohol, acetic acid, vinegar Ethyl, butyl acetate, methanol, ethanol (anhydrous, industrial, medicinal), formaldehyde, Ye Jian (30%), hydrochloride (industrial-grade, refined grade, reagent level), sulfate (98%), Ammonia, calcium carbonate, chlorine dioxide, 6 - APA ,7-ACA ,7-ADCA ,7-ANCA, sulbactam, ceftazidime activity ester, Deng salt (hydroxymethyl-K, acid precursors Potassium, sodium dihydrogen methyl), resin, the enzyme, water treatment agent, Xiao Mo agent, demulsifier, flocculants, activated carbon, all kinds of medicinal materials, All kinds of additives

三甲基一氯硅烷、二氯甲烷、AE活性酯、三甲基碘硅烷、特戊酸、特戊酰氯、三乙胺、噻二唑、四氮唑乙酸、二甲基乙酰胺、四氢呋喃、四甲基胍、异丙醇、五氯化磷、异辛酸钠、苯乙酸、苯乙酸钠、六甲基二硅胺烷、乙酰乙酸乙酯、甲基异丁酮、磷酸二氢钾、三氧化二铝、DL蛋氨酸、N，N-二甲基苯胺、NN-二乙基苯胺、乙二胺四乙酸四钠、无水硫酸钠、硫酸铵、硫酸钾、醋酸钠、碳酸钠、碳酸二甲酯、甲酸、药用氯化钠、草酸、片碱、丙酮、正丁醇、冰醋酸、醋酸乙酯、醋酸丁酯、甲醇、乙醇、甲醛、液碱（30％）、盐酸（工业级、精制级、试剂级）、硫酸（98％）、氨水、碳酸钙、二氧化氯、6－APA、7－ACA、7－ADCA 、7－ANCA、舒巴坦、头孢他啶活性酯、邓盐(羟甲基钾、前体酸钾、二氢甲基钠)、树脂、生物酶、水处理剂、消沫剂、破乳剂、絮凝剂、活性碳、各种药用辅料、各种添加剂

Photophysics and electroluminescent characteristics of poly, copolymers from silafluorene and fluorene and copolymers from silafluorene and phenylene are systematically studied.

系统研究了宽带隙共轭聚合物聚硅芴、硅芴与芴共聚物、硅芴与苯撑共聚物的光物理特性和电致发光特性，探索了提高器件性能的途径。

We can offer three types of this mica tape, they're HY450-5 Silicone Glass Phlogopite Mica Paper Tape, HY460-5 Silicone Glass Phlogopite Mica Paper Tape (low binder content, reinfored only on surface), HY460-5S Silicone Glass Phlogopite Mica Paper Tape.

本公司目前已具备了一定的生产能力，生产的耐火电缆用粉云母带有三种类型，其分别为HY450-5有机硅玻璃粉金云母带，HY460-5有机硅少胶单面玻璃粉金云母带和HY460-5S有机硅少胶玻璃粉金云母带。

The influence of rapid thermal process in different gases on the photoluminescence properties of porous silicon was discussed.

在1992年第一个多孔硅基的发光二极管的出现更使人们对多孔硅发光的应用前景感到乐观，也为光电子的全硅集成带来希望。

The measurement of 1/f noise in amorphous, microcrystalline and polymorphous silicon film was performanced with a self-design semiconductor system.

研究不同厚度的非晶、微晶和多形硅三种氢化硅薄膜的热导率结果表明微晶硅薄膜的晶化增大了薄膜的热导率。

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。