硫化鎢 的英文怎麼說

中文拼音 [liúhuàwū]
硫化鎢 英文
tungsten disulfide
  • 硫 : 名詞[化學] sulphur; sulfur [美國] （16號元素, 符號s）
  • 鎢 : 名詞[化學] （金屬元素） tungsten; wolfram（w）
  1. Silicate rocks. determination of molybdenum and tungsten content. sulfuric acid - phenylhydroxyacetic acid - cinchonine - potassium chlorate medium polarographic method

    硅酸鹽巖石化學分析方法硫酸-苯羥乙酸-辛可寧-氯酸鉀底液極譜法連續測定鉬量和鎢量
  2. Methods for chemical analysis of copper ores lead ores and zinc ores. determination of tungsten content. catalytic polarographic method in sulfuric acid - phenylhydroxy acetic acid - cinchonine - potassium chlorate system

    銅礦石鉛礦石和鋅礦石化學分析方法硫酸-苯羥乙酸-寧-氯酸鉀底液催化極譜法測定鎢量
  3. It is reported that hard alloy scrap is treated by electroosmosis and electrolysis together taking sulfuric acid as electrolyte in order to recover cobalt metal and tungsten carbide

    報道了以硫酸為電解質，同時用電溶法和電滲析法處理廢硬質合金、回收金屬鈷和碳化鎢的原理和方法。
  4. In order to improve the electro - catalytic activity of platinum based catalyst to methanol oxidation, in this thesis, firstly prepare heteropoly acid modified pt / gc electrode with different concentration by cyclic voltammetry method, and then test the cyclic voltammetry curves individually in vitriolic and methanol solution. the study shows the best concentration for both phosphomolybdic acid and phosphotungstic acid is 1 10 ~ ( - 3 ) mol / l. and find the more heteropoly acid modified on electrode, the lower peak - up potential towards methanol because of the existence of oxygenous species

    為了改善鉑基催化劑氧化甲醇的催化活性，本論文首先通過循環伏安掃描法制備了不同濃度磷鉬酸和磷鎢酸修飾的pt / gc電極，通過研究pt / gc電極在修飾前後在硫酸溶液中及含甲醇的硫酸溶液中的循環伏安行為發現，磷鉬酸和磷鎢酸均能在ptru / c電極上發生氧化還原反應，而且雜多酸修飾濃度對pt / gc電極氧化甲醇的催化活性有很大影響。
  5. Hydrodesulfurization of thiophene over different loaded tungsten phosphide catalysts

    噻吩在不同負載磷化鎢催化劑上的加氫脫硫
  6. Workplace air - determination of tungsten or tungsten carbide - potassium thiocyanate - titanous trichloride spectrophotometric method

    車間空氣中鎢或碳化鎢的硫氰酸鉀-三氯化鈦分光光度測定方法
  7. Catalytic activity of hydrodesulfurization on nitride niw catalysts

    鎳鎢系列氮化物催化劑的加氫脫硫催化性能
  8. Methods for chemical analysis of tungsten - the combustion - conductometric titration method for the determination of sulphur content

    鎢化學分析方法燃燒-電導法測定硫量
  9. Methods for chemical analysis of ferrotungsten - the infrared absorption method for the determination of sulfur content

    鎢鐵化學分析方法紅外線吸收法測定硫量
  10. Methods for chemical analysis of ferroniobium - the thiocyanate photometric method for the determination of tungsten content

    鈮鐵化學分析方法硫氰酸鹽光度法測定鎢量
  11. According to the features of naphthenic base oil ( i. e., high nitrogen and low sulfur content ) and based upon theoretical analysis of the h2s concentration needed for phase equilibrium of nickel sulfide and tungsten sulfide in hydrogen, the most economic quantity of sulfiding agent injected into the reactor for supplement of sulfur in lube oil hydrogenation catalysts was obtained

    摘要針對環烷基油高氮、低硫的特點，通過對硫化鎢和硫化鎳在氫氣中相平衡態所需硫化氫濃度的理論分析，對反應器入口所需補硫量作了詳細的闡述，得出了最經濟的補充注硫量。
  12. The results show that antiwear and friction - reducing abilities of ultrafine ws2 powders in petrol engine oil are excellent, and obviously better than that of t302 and mos2, and through the experiments we know that the 60 # engine oil containing 1 percent of ultrafine ws2 powders has the best lubricating effectiveness

    結果表明：二硫化鎢粉超細末在汽油機油中具有優良的抗磨減摩性能，其摩擦學性能優于氯化石蠟和二硫化鉬，含二硫化鎢超細粉末1 %的60號發動機油具有最佳的潤滑性能。
  13. Methods for chemical analysis of tin concentrates determination of tungsten trioxide content - the thiocyanate spectrophotometric method

    錫精礦化學分析方法三氧化鎢量的測定硫氰酸鹽分光光度法
  14. Preparation of tungsten phosphide catalyst and its hydrodesulfurization performance

    磷化鎢催化劑的制備及加氫脫硫性能
  15. Hydrodesulfurization of dibenzothiophene over supported nickel - promoted tungsten nitride catalysts

    二苯並噻吩在不同載體負載的氮化鎳鎢催化劑上的加氫脫硫性能
  16. Meanwhile the composition change for gasoline hydrocarbons was inspected

    結果表明：光磷鎢酸雙氧水體系是催化汽油最佳的脫硫體系。
  17. Synthesis of benzaldehyde dihexyl mercaptal catalyzed by phosphotungstic acid immobilized on ion exchange resin

    樹脂固載磷鎢酸催化合成苯甲醛正己硫醇縮醛
  18. The tribological characteristics of ultrafine ws2 powders added in engine oil have been investigated by four - ball machine test, and compared with chloroparaffins ( t302 ) and molybdenum disulphide ( mos2 ), and meanwhile we have analyzed the tribochemical species of the worn surface by means of x - ray photoelectron spectroscope ( xps ), to research the lubricating mechanism of ws2

    摘要採用四球摩擦實驗機對二硫化鎢超細粉末在發動機油中的摩擦學性能進行了研究，並與添加劑氯化石蠟和二硫化鉬進行了比較，同時用x射線光電子能譜儀對磨痕表面元素進行分析，以探討二硫化鎢的潤滑機理。
  19. Methods for chemical analysis of ferrotungsten - the combustion - neutralization titration method for the determination of sulfur content

    鎢鐵化學分析方法燃燒中和滴定法測定硫量
  20. Abstract : in order to comprehensively recover the valuable metals, it ' s necessary to use the method of removal of impurity of sodium sulphide in ammonium molybdate production with high tungsten and low potasium molybdenum concentrate. the process of comprehensive utilization of this slag was related

    文摘:使用高鎢低鉀鉬精礦生產合格的鉬酸銨時，仍需要採用硫化鈉除雜的方式，以達到綜合回收有價金屬的目的，本文詳述了該渣的綜合利用過程。
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