Tungstate crystals have good physical and laser properties.
钨酸盐系列晶体具有优良的物理及激光性能。
Tungstate ions were reduced to oxide with intermediate valence.
电沉积过程中，钨酸根被还原成中间价态的氧化物。
Anionic tungstate complex was synthesized by reaction of tungstate with tartaric acid.
由钨酸盐和酒石酸反应合成了钨阴离子配合物。
Commercial scale test of selective precipitation method for Mo removal from tungstate solution;
研究了用硫酸铜沉淀法除去粗钨酸钠溶液中钼的方法。
Tungstocobalt heteropoly salts were synthesized using sodium tungstate and cobalt nitrate as materials.
本文以钨酸钠和硝酸钴为原料合成了钨钴杂多酸盐。
Double tungstate crystals show different structures and crystallization habits according to the alkali ions.
双钨酸盐晶体按照碱金属离子的不同，呈现不同的结构和结晶特性。
A novel ion exchange process had been developed for treating high concentration of sodium tungstate solution.
开发了离子交换新工艺用于处理高浓度钨酸钠溶液。
At last we analyzed the effect of adding seed crystal and solution of ammonium tungstate on crystal appearance.
最后讨论了添加晶种和钨酸铵溶液对晶体形貌的影响。
A negative thermal expansion material of yttrium tungstate was synthesized by rapid solidification with a CO2 laser.
用二氧化碳激光快速凝固技术合成了负热膨胀材料钨酸钇。
Study is made of the vanadium extraction from sodium tungstate solution leached out of the secondary tungsten resource.
研究了采用某型树脂从钨二次资源浸出的钨酸钠溶液分离富集钒的效果。
Adipic acid is synthesized by oxidation hydrogen peroxide method with tungstate and peroxide heteropoly acid as catalysts.
分别以钨酸盐、过氧杂多化合物、杂多酸为催化剂，过氧化氢氧化法合成己二酸。
M. tests, the tungstate-carboxylate-based new inhibitors of corrosion and scaling have been studied, selected and appreciated.
试验，筛选评定了钨酸盐-有机酸盐为基础的新型缓蚀阻垢剂，具有较好的效果。
The commercial scale test was conducted for impurity molybdenum removal from tungstate solution by selective precipitation method.
对“选择性沉淀法从钨酸盐溶液中除钼”新工艺进行了工业试验。
A conversion coating formed on magnesium alloy AM60 with a chromate-free bath mainly composed of silicate and tungstate is studied.
研究了以硅酸盐和钨酸盐为主的无铬化学处理液在镁合金上所形成的转化膜。
Principle of removing molybdenum from producing calcium tungstate process is set forth, concrete operation technology is presented.
阐述了生产钨酸钙过程中除钼的原理，并提出了具体的操作工艺。
The results indicated that molybdate inhibitor and tungstate inhibitor will be used in a higher temperature and stated concentration.
结果表明：钼酸盐和钨酸盐均适宜在较高温度下使用而且必须达到一定的使用浓度。
The preparing processes of ammonium tungstate solution, ammonium paratungstate crystal and high pure ammonium paratungstate crystal are reviewed.
介绍国内外制备钨酸铵溶液、 仲钨酸铵晶体及高纯仲钨酸铵的制备方法。
The problems about increasing the recovery ratio of tungsten trioxide and purifying sodium tungstate with additives are also discussed in the paper.
并对加入添加剂以提高三氧化钨回收率、净化钨酸钠溶液等问题进行了探讨。
A series of cobalt platinum tungsten alloys were deposited with sodium tungstate and cobaltous sulfate as the main salts and citrate as the complex agent.
报道了以钨酸钠、硫酸钴和二亚硝酸二胺铂为主盐、以柠檬酸盐为络合剂电沉积钴铂钨合金的工艺过程。
Nickeltungsten alloy coating was deposited on copper plate making use of electroplating in the bath composed of nickel sulfate, sodium tungstate, and trisodium citrate.
采用硫酸镍、钨酸钠和柠檬酸三钠为基本组分的镀液，通过电镀的方法在紫铜试片上沉积得到了镍钨合金镀层。
Ultrafine WO_3 powders were prepared by colloidal chemical method using sodium tungstate, hydrochloric acid and palmityl trimethyl ammonium bromide as starting materials.
本文以钨酸钠、盐酸和十六烷基三甲基溴化铵为原料，采用胶溶法制备了WO_3超细粉体。
It has been proved that it is economical and feasible to eliminate educt alkali from coarse sodium tungstate with electrodialysis method of negative ion (1) selective membrane.
研究表明：一价阴离子选择膜电渗析法从粗钨酸钠溶液中脱除游离碱是经济可行的。
The present situation of research on molybdate and tungstate in the circulating cooling seawater system was introdueed. The prospect was looked forward to the future in the field.
综述了海水介质中钼酸盐及钨酸盐缓蚀剂的研究情况，展望了该领域的研究方向。
This article analyzes and studies the raw material handling, growth technology, crystal structure, character and defect of the ytterbium doped natrium yttrium tungstate laser crystal.
本文对掺镱双钨酸钇钠晶体的原料处理、生长工艺及晶体结构、性能和缺陷进行了研究分析。
This paper describes the atomic absorption method in which the pyrogallol is used as releasing agent to assay directly the trace amount of calcium in calcium tungstate in air-acetylene flame.
本文选用了焦（?）酚作释放剂，在空气—乙炔火焰中直接测定钨酸中的微量钙。
The effects of the electrodes with different shapes on electrolysis have been investigated, the results show that network electrode is more proper for electrolysis of sodium tungstate solution.
并通过考察不同形状的阳极对电解的影响，得出了网状阳极更适合钨酸钠溶液电解的结论。
The inhibition effect of environmental friendly inhibitors such as tungstate and its complex for carbon-steel corrosion in simulated water is studied by using AC impedance and polarization curves.
采用电化学交流阻抗法和极化曲线法研究了环境友好型缓蚀剂钨酸盐及其复配对模拟水中碳钢的缓蚀作用。
The transformation of sodium tungstate solution, direct extraction of sodium tungstate under alkali conditions and separation of molybdenum from tungsten by solvent extraction are mainly introduced.
主要介绍了钨酸钠溶液的萃取转型、碱性条件下钨酸钠溶液直接萃取和萃取法分离钨、钼工艺研究进展。
The transformation of sodium tungstate solution, direct extraction of sodium tungstate under alkali conditions and separation of molybdenum from tungsten by solvent extraction are mainly introduced.
主要介绍了钨酸钠溶液的萃取转型、碱性条件下钨酸钠溶液直接萃取和萃取法分离钨、钼工艺研究进展。
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