硅的

The nonlinear absorption and nonlinear refractive index of porous silicon/DR1 composite films at 1064nm have been measured respectively.

用单光束扫描法研究了多孔硅／DR1复合膜的三阶非线性光学性质，测量了在1064nm处多孔硅／DR1复合膜的双光子吸收系数和非线性折射率。

The synthesis of pure siliceous and aluminosilicate and various hetero-atoms substituted MCM-48 cubic mesoporous molecular sieves has been studied systematically.

系统考察了全硅和硅铝及各种杂原子取代的MCM-48立方相中孔分子筛的合成。

he pyrolytic properties of polysilazane, synthesized from ammonolysis of mixture of halosilanes, in N2 or NH3 atmosphere have been studied.

研究了由有机氯硅烷氨解制得的聚硅氮烷在N2与NH3气氛中的热分解特性。

To restore the ability of chromium can be dissolved in sulfuric acid, hydrochloric acid and High-FE acid and release hydrogen, but also of pure chromium with aqua regia does not work, when there is the presence of halogen ions in the acid can not be long-term stability, high temperature with alkali, hydrogen sulfide, sulfur steam, phosphorus, ammonia, such as carbon monoxide and water vapor reaction of the corresponding compounds, in the high temperature reaction of silicon into the silicide also chromium, chromium alloys with many metals generate a wide range of industrial applications, such as chromium-manganese stainless steel is used extensively for chemical plants.

铬的还原能力强，能溶于硫酸、盐酸和高FE氯酸而放出氢气，但纯铬连王水也不起作用，当有卤素离子存在时，在酸中不能长期稳定，高温时能与强碱、硫化氢、硫蒸汽、磷、氨、一氧化碳和水蒸汽等反应生成对应的化合物，在高温下还能与硅反应成硅化铬，铬能与许多金属生成合金广泛在工业上应用，如铬锰不锈钢大量用于化工设备。

Si-Mo Pole electrical-heating elements is a resistance generate-heating component made from Si-Mo or the baric material.

硅钼棒电热元件是一种以二硅化钼为基础制成的耐高温、抗氧化、低老化的电阻发热元件。

The reasons of CaSi furnace bottom rising are analysed,the operation procedure to prolong smelting CaSi period in 1MVA electric furnace and the remarkable results achieved are expounded.

对硅钙电炉炉底上涨原因进行了分析，并阐述了延长 1MVA硅钙电炉生产周期的工艺操作方法及所取得的明显效果。

This paper is studied on a new synthesis method of epoxy-modified organic silicone micro-emulsion by one step with a silane-alkyl coupling,silicon hydride resin acceptor while opening-cyclo polymerization of the octa-methyl cyclo tetra siloxane,thus the optimal manufacturing conditions are determined by comparing test of their properties.

采用偶联剂缩水甘油醚氧丙基三甲氧基硅烷、八甲基环四硅氧烷开环聚合，探索一步合成环氧基改性有机硅微乳的新方法，通过其性能测试得出最佳工艺条件。

For reducing cost purpose some glass factories employ mineral oil instead of silicone oil , which deteriorates the sealing behavior of insulating glass unit and bring a lot of damage to insulating glass unit .

密封胶中一般使用硅油作为润滑剂和增塑剂，有些厂家为了降低成本，使用矿物油代替硅油，由此，降低了中空玻璃的密封性能，并给中空玻璃带来了诸多危害。

An intermediate oil type hydrocracking catalyst has carrier prepared from amorphous aluminosilicon, alumina, assistant phosphorus, adhesive and extruding aid through mixing, shaping, drying, and then hydrothermal treating, and contains the oxides of metals in families VIB and VIII, and phosphorus.

本发明涉及一种中油型加氢裂化催化剂及其制备方法，催化剂所用载体为无定形硅铝、氧化铝和助剂磷。无定形载体是将无定形硅铝、氧化铝、助剂、粘合剂和助挤剂混合、成型、干燥后进一步水热处理而制得的。

Under proper conditions TES protecting groups could be selectively cleaved in high yields without affecting TBS groups.

在TBS硅醚存在的情况下可以选择性脱除TES硅醚保护。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷