A series of molybdenum doped calcium tungstate were prepared.
合成一系列掺杂钼的钨酸钙荧光体，通过测定系列荧光体的发射光谱系统地研究了其发光特性，探讨了钼在钨酸钙荧光体中的能量传递机理。
Spherical calcium tungstate microcrystals were prepared with heat treatment at 100 ℃ and using a calcium tungstate muddy solution by precipitation with natrium tungstate and calcium nitrate as starting materials, and with cetyltrimethyl ammonium bromide as a surfactant.
以钨酸钠和硝酸钙为原料,以十六烷基三甲苯溴化铵为表面活性剂,用沉淀法配制出钨酸钙混浊液,将钨酸钙混浊液在100℃烘干后,得到球形钨酸钙微晶。
Calcium tungstate suspension was prepared with natrium tungstate and calcium nitrate as the starting materials and polyglycol 200 as the surfactant,and then calcium tungstate nanocrystals were obtained after heat-treatment at 100 ℃.
以钨酸钠和硝酸钙为原料,加以表面活性剂聚乙二醇200,配制出钨酸钙混浊液,将得到的沉淀物在100℃烘干后,制备出钨酸钙纳米晶。
a mineral consisting of calcium tungstate; an ore of tungsten.
一种由钨酸钙组成的矿物，是一种钨矿石。
Investigation on Optical Properties of Ca~(2+)-doped Tungsten Bronze Strontium Barium Niobite Crystals;
钙离子掺杂的钨青铜型晶体铌酸锶钡的光学特性研究
Ca-aluminate-silicate base
铝酸钙-硅酸钙载体
STUDIES ON WHITE POWDERY TUNGSTIC ACID (Ⅱ)--THE PREPARATION OF VARIOUS METATUNGSTATES
粉状白钨酸的研究(Ⅱ)——从粉状白钨酸制备偏钨酸盐
Impregnation with calcium or calcium salts, as with calcium carbonate.
钙化掺入钙或钙盐，如用碳酸钙
calcium nicotinate [not put up as medicaments]
烟酸钨[未配制成药物]
The tricalcium phosphate constituent is converted to phosphoric acid and calcium sulfate.
磷酸三钙组分转化成为磷酸和硫酸钙。
Methods for chemical analysis of tungsten concentrates--The ammonium tungstate igniting gravimetric method for the determination of tungsten trioxide content
GB/T6150.1-1985钨精矿化学分析方法钨酸铵灼烧法测定三氧化钨量
calcium pantothenate (D-and DL-)
泛酸钙（D-和dl）
Research on the Preparation of Tungstate Micro-Crystallites with Scheelite Structure by Precicitation Method
白钨矿型钨酸盐微晶的沉淀法制备技术研究
Study on Synthesis of Adipic Acid from Cyclohexene with Phospho-Tungstic Acid as Catalyst
磷钨酸催化环己烯合成己二酸的研究
Study on Synthesis of n-Butylsalicylate with Phosphato Tungstic Acid or Salt as Catalyst;
磷钨酸催化合成水杨酸正丁酯的研究
Catalytic Synthesis of Benzyl Propionate with Silicon Dioxide Supported on Phosphotungstic Acid;
SiO_2负载磷钨酸催化合成丙酸苄酯
Study on synthesis of ethyl acetate with tungstophosphoric acid as catalysts;
磷钨杂多酸催化合成乙酸乙酯的研究
Study on Oxidation Reaction of Abietic Acid with H_2O_2 Catalyzed by Quaternary Ammonium Phosphotungstate
磷钨酸季铵盐催化H_2O_2氧化枞酸的研究
Synthesis of n-Butyl Acetate by 11-Tungstotitanic Heteropoly Acids Catalyst
11-钨钛杂多酸盐催化合成乙酸正丁酯
Synthesis of Sec-butyl Acetate from Mixed C4 using the catalyst of Phosphotungstic Acid
磷钨酸催化混合C4合成醋酸仲丁酯
Methods for chemical analysis of tungsten concentrates--The EDTA volumetric method for the determination of calcium content
GB/T6150.6-1985钨精矿化学分析方法EDTA容量法测定钙量