19. Ammonium molybdate is the most important material. It was recounted that ammonium molybdate is key to improve the quality of molybdenum bars.
钼酸铵是钼条生产的重要的原料,简述优质钼酸铵是使钼条质量得以提高的关键。
youdao
20. For catalytic digestion the mix acid and sodium molybdate were added at the same time, this pretreatment of urine sample was simple and quick.
尿样采用一次加入混合酸与钼酸钠的催化消化法,使样品前处理简便,速度加快。
youdao
21. The pot experiment indicated that different strains symbiotic nitrogen fixation efficiency and the ammonium molybdate concentration were related.
盆栽试验表明,不同菌株共生固氮的有效性与钼酸铵浓度相关。
youdao
22. New tracer ammonium molybdate was used and samples with high or low concentration of molybdenum were analyzed by means of colorimetry and polarography.
采用新示踪剂钼酸铵,并对高、低不同浓度的钼样品进行比色法和示波极谱法分析。
youdao
23. Silica-supported bismuth molybdate catalysts were prepared by impregnation in a highly dispersed state and by coprecipitation in a largely crystallized state.
分别利用浸渍法和共沉淀法在硅衬底上制备高分散态和大部分结晶态的钼酸铋催化剂。
youdao
24. The industrial practice on recovery of molybdenum from sulphide waste materials and production of qualified sodium molybdate and molybdenum oxide were presented.
介绍了从复杂的硫化物废料中回收钼,生产合格的钼酸钠和工业氧化钼的工业实践。
youdao
25. Effects of nano silicon sol on micro-morphology and corrosion behavior of organic composite film made up of water soluble acrylic resin and molybdate were investigated.
研究纳米硅溶胶改性剂对水溶性丙烯酸树脂和钼酸盐组成的有机复合膜微观形貌及腐蚀行为的影响。
youdao
26. The influence of ammonium molybdate, cobalt sulphate, ammonium bifluoride, acidity of blackening bath, blackening bath temperature and time on film quality were studied.
研究了钼酸铵、硫酸钴、氟化氢铵、黑化液酸度、黑化液温度及时间对膜质量的影响。
youdao
27. The results show that the anticorrosive effect was increased with increasing the concentration of each inhibitor of sodium molybdate, propenylthiourea or diethylentriamine.
结果表明:随着单一缓蚀剂用量的增大,缓蚀效果增强;
youdao
28. A new anti-tarnish agent has been screened out, based on phytic acid, sodium benzoate, sodium molybdate and EDTA by means of orthogonal analysis and conditional experiments.
29. The role of sulfate-reducing bacteria (SRB) during the anaerobic fermentation of sewage sludge was investigated by adding different concentrations of inhibitors of molybdate.
添加各浓度钼酸盐考察不同抑制水平下硫酸盐还原菌(SRB)对市政污泥发酵产酸的作用。
youdao
30. The role of sulfate-reducing bacteria (SRB) during the anaerobic fermentation of sewage sludge was investigated by adding different concentrations of inhibitors of molybdate.
添加各浓度钼酸盐考察不同抑制水平下硫酸盐还原菌(SRB)对市政污泥发酵产酸的作用。
youdao
用作名词 (n.)
Progress of molybdate passivating for zinc coating is stated. 本文综述了国内外镀锌层钼酸盐钝化的研究概况。
The corrosion resistance of AZ31 alloy is remarkably improved by the molybdate conversion coating.The mechanism of the coating was discussed briefly. 同时对镁合金表面钼酸盐转化膜的成膜机理进行初步探讨。