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Based on the effects of atomic radius on the Curie temperature, new bismuth layer-structured piezoelectric ceramics Ca〓〓Bi〓Ti〓O〓 with high Curie temperatures and piezoelectric activities were obtained by A-site substitution for Ca.

本论文从取代原子半径对居里温度的影响入手，利用碱金属原子Li，Na，K和Ce原子复合取代层数m=4的铋层状铁电体CaBi〓Ti〓O〓中位于A位的Ca原子，在保持材料高居里温度的前提下获得了压电系数d〓明显改善的铋层状结构压电陶瓷。

Due to the different drift velocity of Bi atoms and Sn atoms under high current density, the electromigration properties of eutectic SnBi are unique.

由于铋原子和锡原子在高电流密度下具有不同的迁移速率，因此共晶锡铋钎料具有独特的电迁移特性。

The paper present the productive circumstances of recovering bismuthite from the magnetic dressing tailings of wolframite in Tieshanlong tungsten mine, point out the necessity of desulphurization before the floatation of bismuthite , and put forward the attentive matters in the floatation process.

介绍了铁山垅钨矿从黑钨磁选尾矿中回收泡铋矿的生产情况，指出了浮选泡铋矿之前脱净硫化矿物的必要性，并提出了生产操作中应注意的事项。

In this dissertation, it aims at exploring new techniques of preparing superconducting bismuthate with high stability and the doping effet on BaPb1-xBixO3 and Ba1-xKxBiO3 systems.

电热管本论文旨在探索制备高稳定性铋酸盐超导材料的新技术以及研究铋酸盐超导体的化学掺杂效应，为在该体系继续探索超导新材料提供依据。

The chemical deposition method was applied to prepare bismuth sulfide through reaction of bismuth salt complexed by triethanolamine or EDTA with an aqueous solution containing a sulfur sourse such as thioacetamide, thiourea, sodium thiosulphate, geseous H2S.

化学淀积方法被提出申请准备硫化铋经过被和一个水溶液的三乙醇胺或乙二胺四醋酸合成物的铋盐反作用含有硫 sourse，像是硫代乙醯胺，硫，钠 thiosulphate ， geseous H2S 。

The valuable metals,such as zinc and bismuth in the blast furnace sludge can be recovered by wet metallurgy technology to produce zinc oxide and bismuth oxychloride .

以高炉炼铁瓦斯泥为原料，采用湿法浸取回收其中的有价金属锌、铋以制备氧化锌和氯氧化铋。

On the basis of investigating the developments of inorganic mesoporous material's syntheses and applications, mesostructured tin oxide, bismuth oxychloride, lead sulfide, bismuth sulfide, titanium phosphate and zinc phosphate were synthesized by Sol-Gel and hydrothermal techniques, employing the neutral surfactant organic amine and anion surfactant alkyl sulfonate as templates.

在对无机介孔材料的合成、应用等方面的发展现状进行了充分调研的基础上，本文运用溶胶一凝胶法、水热法等合成手段，选用中性表面活性剂有机伯胺和阴离子表面活性剂烷基磺酸盐为模板，制备了二氧化锡、氯氧化铋、硫化铅、硫化铋、磷酸钛、磷酸锌等无机介孔材料。

Brief description is given to the test on the technology for comprehensively recovering gold and silver from tellurium-bearing slag: Tellurium-bearing slag is ground and leached with water to produce crud tellurium dioxide which is then purified through ion precipitation and complexing purification process; leaching reside is leached with chloride to produce copper and bismuth, bismuth oxychloride is recovered through neutralization and hydrolysis and sponge copper is recovered through cementation; gold and silver in the remaining residue can be recycled to the gold and silver smelting system for recovery.

文摘：简述了碲渣综合回收金银等的工艺试验：碲渣经磨矿水浸碲产出粗二氧化碲，用离子沉淀和络合净化法提纯；浸碲渣用氯盐浸出铜铋，中和水解回收氯氧铋，置换回收海绵铜；残留渣中的金银可返回金银冶炼系统回收。

In order to improve the high-temperature resistance of bismuth vanadate yellow pigment,it was coated with SiO2 through hydrolysis reaction of tetraethoxysilane.

为了提高钒酸铋(BiVO4)黄色颜料的耐高温性，利用正硅酸乙酯的水解反应，在BiVO4表面形成SiO2膜，使钒酸铋黄色颜料经过1 000℃的高温煅烧，依然颜色鲜艳。

In order to investigate the effect of 2,4-Dihydroxylbenzoate on the combustion of double-base propellant, the combustion law of the propellants containing β-Bi was studied by means of the single frame amplification photography fl miniature thermocouple, the scanning electron microscopy and the LINK ISIS energy spectrum.

为了探索2，4-二羟基苯甲酸铋对双基推进剂燃烧的催化作用，采用单幅放大彩色摄影法、Ⅱ型微热电偶技术、扫描电镜和电子能谱研究了含2，4-二羟基苯甲酸铋双基推进剂的燃烧规律。

The dynamic variation in content of cndogenous abscisic acid,indoleacetic acid,gibberellinsand isopentenyladenodines of normal juvenilefruit and dropped fruit was measured with enzyme linked immunosorbent assayin the course of physiological fruit drop of 'Shuizhang Longan.

应用酶联免疫法测定了水涨龙眼生理落果期间正常幼果和脱落幼果中内源激素ABA、IAA、GAs及iPAs含量的变化。

Zillions of code examples on the web.

网上数量巨大的代码例程。