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Northeast India Punjab is being located an another grand Sikhism temple, to the Sikh believer, this temple is symbolizing in the infinite freedom and the spiritual independence.

印度。西北部 Punjab 座落著一座另一座宏伟的克教寺庙,对克教徒来说,这座寺庙象征著无限的自由和精神上的独立

Heat up your soldering iron and tin it by allowing it to melt a drop of solder onto its tip.

加热你的电烙铁,通过允许其热量融化的一滴滴在它的尖端来化它。

The properties of zinc stannate and zinc hydroxystannate as flame retardant and smoke suppression agents are briefly introduced.

简要介绍了阻燃抑烟剂酸锌和羟基酸锌的性质,综述了它们的制备方法、应用范围及阻燃和抑烟机理的研究进展。

Rare earth luminescence materials of alkaline earth stannates have also been prepared via thermal decomposition of hydroxo stannate precursors.

利用某些新型带羟基的碱土酸盐作为前驱体,固相反应合成掺稀土的酸盐发光材料。

In order to enhance the anti-corrosive performance of ZK60 magnesium alloy, the chemical conversion coatings on ZK60 magnesium alloy obtained from phosphate or stannate solutions were studied.

摘 要:为了提高ZK60镁合金的耐腐蚀性能,利用磷酸盐溶液或酸盐溶液,考察了在ZK60镁合金上形成磷酸盐或酸盐化学转换膜的工艺条件及膜层的耐蚀性能。

The results show that the metal stannate combined with Mg2 can be used as a highly effective flame retardant for flexible PVC, and it can be seen that the Mg2 enhances the flame retardant properties of the samples through the endothermic dehydration, the stannate may act in both the condensed and vapor phases, but mainly in the condensed phase as a Lewis acid.

结果表明:酸盐和Mg2复合使用能明显提高对软PVC的阻燃效率,Mg2主要通过脱水吸热作用使材料的阻燃性能提高,而酸盐可分别在凝聚相和气和起作用,但主要为凝聚相Lewis酸催化机理。

The directly electroless nickel plating, the stannate conversion processing and the electroless nickel plating on the surface of the magnesium alloys that have formed the stannate chemical conversion film on their surface were researched.

论文摘要:本文以AZ91D合金为研究对象,对其进行直接化学镀镍、酸盐化学转化处理以及在形成酸盐化学转化膜的镁合金表面进行化学镀镍。

The antimony doped tin oxide nanoparticles were synthesized at 240℃for 17 h by the complexing hydrothermal oxidation method using stannate, antimony white and sulphuric acid as the starting materials, sodium hydrotartrate as the complexing agent and hydrogen peroxide as the oxidant. The resulting powders were characterized by means of differential thermal analysis, infrared spectrometry, X-ray diffraction and transmission electron microscope. The mechanism of the preparation of ATO powder was investigated as well.

摘 要:以酸钠、锑白和硫酸为原料,酒石酸氢钠为配合剂,双氧水为氧化剂,采用配合水热氧化法在水热氧化温度为240℃和水热保温时间为17 h时,合成单分散性的蓝色锑掺杂二氧化粉末,用差热分析、红外光谱、X射线衍射和透射电镜对所制得的粉末进行表征,并对ATO纳米粉体的配合水热氧化合成机理进行探讨。

The sodium stannate from slag containing tin is prepared directly by the process including alkali fusion ,leaching,purification,concentration and crystallization.

以含渣为原料,采用碱熔—浸出—除杂—浓缩结晶工艺直接制取了酸钠产品。

The antimony-doped tin oxide nanoparticles were synthesized at 240℃ for 17h by the complexing-hydrothermal oxidation method using stannate, antimony white and sulphuric acid as the starting materials, sodium hydrotartrate as the complexing agent and hydrogen peroxide as the oxidant. The resulting powders were characterized by means of differential thermal analysis, infrared spectrometry, X-ray diffraction and transmission electron microscope. The mechanism of the preparation of ATO powder was investigated as well.

酸钠、锑白和硫酸为原料,酒石酸氢钠为配合剂,双氧水为氧化剂,采用配合-水热氧化法在水热氧化温度为240℃和水热保温时间为17h时,合成单分散性的蓝色锑掺杂二氧化粉末,用差热分析、红外光谱、X射线衍射和透射电镜对所制得的粉末进行表征,并对ATO纳米粉体的配合-水热氧化合成机理进行探讨。

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在对危险的南部地区访问时,他斥责什叶派民兵领导人对中央集权的挑衅行为。

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