1)blue tungsten oxide蓝钨
1.Ultra-fine tungsten powder is prepared by hydrogen reduction from blue tungsten oxide.以蓝钨为原料,通过氢还原制取超细钨粉末,研究了还原温度、装舟量和氢气流量对制取钨粉粒度的影响。
2.In this article, the process and main phase composition are studied during the deoxidization of blue tungsten oxide in hydrogen.研究蓝钨氢还原工艺并分析了蓝钨在氢气还原过程中主要相成份的变化。
3.Ammonium paratungstate(APT) has a great effect on the properties of the blue tungsten oxide, and blue tungsten oxide has a great effect on tungsten and tungsten carbide powder also; The tungsten carbide powder of good quality can be made from APT or blue tungsten oxide treated by a special process.仲钨酸铵(APT)对蓝钨性能影响较大,而蓝钨物理性能对钨粉和碳化钨粉的性能影响也较大,通过对APT煅烧前或煅烧后进行特殊处理优选蓝钨原料,可以制取优质碳化钨粉。
英文短句/例句
1.Comparison of Ultrafine Tungsten Powder Produced by Hydrogen Reduction of Blue Tungsten Oxide and Violet Tungsten Oxide蓝钨与紫钨氢还原法生产超细钨粉的比较
2.Methods for chemical analysis of ferrotungsten--The molybdenum blue photometric method for the determination of arsenic contentGB/T7731.6-1987钨铁化学分析方法钼蓝光度法测定砷量
3.Methods for chemical analysis of ferrotungsten--The molybdenum blue photometric method for the determination of phosphorus contentGB/T7731.4-1987钨铁化学分析方法钼蓝光度法测定磷量
4.Methods for chemical analysis of ferrotungsten--The molybdenum blue photometric method for the determination of silicon contentGB/T7731.5-1987钨铁化学分析方法钼蓝光度法测定硅量
5.THE LOW FREQUENCY PINNING OF CDW IN W DOPED THALLIUM BLUE BRONZE Tl 0.3 Mo 0.99 W 0.01 O 3钨掺杂铊蓝青铜中电荷密度波的低频钉扎
6.Methods for chemical analysis of tungsten concentrates--The molybdenum blue photometric method for the determination of silicon dioxide contentGB/T6150.14-1985钨精矿化学分析方法钼蓝光度法测定二氧化硅量
7.Methods for chemical analysis of tungsten--The chlorization- molybdenum blue photometric method for the determination of silicon contentGB/T4324.12-1984钨化学分析方法氯化-钼蓝光度法测定硅量
8.Methods for chemical analysis of tungsten--The berylium as carrier precipitation agent-molybdenum blue photometric method for the determination of phosphorus contentGB/T4324.24-1984钨化学分析方法铍为载带沉淀剂-钼蓝光度法测定磷量
9.SYNTHESIS AND PHOTOCATLYTIC PROPERTIES OF ORTHORHOMBIC TUNGSTEN TRIOXIDE FOR METHYLENE BLUE正交相三氧化钨的制备及其光催化次甲基蓝性质研究
10.nitrided niobium-titanium-tungsten alloy氧化铌--钛--钨合金
11.Separating molybdenum from tungsten is a technical difficult problem in metallurgy of tungsten.钨钼分离是钨冶金中的一个技术难题。
12.The Status and Development Trends of Tungsten Materials and Tungsten Wire Industry in China;中国钨材、钨丝加工业现状及发展趋势
13.Determination of tungsten in tungsten ore by spectrophotometry with microwave digestion微波消解-分光光度法测定钨矿中钨
14.Methods for chemical analysis of tungsten concentrates--The ammonium tungstate igniting gravimetric method for the determination of tungsten trioxide contentGB/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
15.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
16.a very hard heat-resistant steel containing tungsten.极硬抗热且含钨的钢。
17.calcium nicotinate [not put up as medicaments]烟酸钨[未配制成药物]
18.inert gas tungsten arc welding钨板惰性气体保护焊
相关短句/例句
blue tungsten蓝钨
1.Study is made of the microstructure of blue tungsten by patented powder sampling technology and TEM.利用粉末制样专利技术以及扫描、透射电镜分析了蓝钨的微观结构。
2.By Using SEM,the morpholoth of coarse particle W powder and WC powder manufactured by blue tungsten and yellow tungsten as raw materials has been observed and a comparison between the microstructure of the corresponding WC-Co cemented carbide phases has been made.利用扫描电镜对以蓝钨与黄钨为原料制得的粗颗粒Ｗ粉、ＷＣ粉进行形貌观察，并与其对应的ＷＣ－Ｃｏ硬质合金金相组织进行了对比。
3)tungsten blue钨蓝
4)doped blue tungsten掺杂蓝钨
5)blue tungsten oxide蓝色氧化钨
1.The iodine in above solution is titrated with standard solution of Na2S2O3,then the index of oxygen in blue tungsten oxide is calculate试样用KOH与一定量的铁氰化钾K3[Fe(CN)6]溶解 ,过量的K3[Fe(CN)6]在酸性溶液中与KI反应释放出I2 ,用标准Na2 S2O3 溶液滴定 ,从而计算出蓝色氧化钨中的氧指数。
6)Rare earth borotungstoheteropoly blues钨硼杂多蓝
延伸阅读
蓝钨分子式：CAS号：性质：见钨蓝
