鉬化合物 的英文怎麼說
中文拼音 [mùhuàgěwù]
鉬化合物
英文
molybdenum compound-
Its mechanism is to reduce the surface tension of solution, to enhance the efficiency of nebulization, to generate glue group of chemical combination and to concentrate molybdenum by surfactant
其機理是溶液表面張力的降低、霧化效率的提高、膠團化合物的形成及表面活性劑對鉬的富集作用。While still not evidenced in our experiment, liquid - phase doping of ammonium molybdate solution has been broadly agreed to be able to significantly increase the yield of swnts. we have developed another doping method, solid - phase doping of metal molybdenum at elevated temperature, and discovered that sol - gel prepared catalyst with such doping can be used to grow multi - wall carbon nanotube bundles in a very large scale
對催化劑進行摻鉬處理表明，它可顯著提高催化劑催化裂解甲烷合成納米碳管的能力：作者在高溫下進行了催化劑摻入金屬鉬的實驗，得到了一種性能優異的催化劑，以此制備的多壁納米碳管的呈束狀分佈，所得的粗產物與催化劑之間的重量比達15倍以上。Study on synthesis of allantoin by using molybdoneodymium heteropoly compound catalyst
稀土鉬雜多配合物催化合成尿囊素的研究With the reference of many relevant materials, the author prepared a fined molybdenum disulfide powder with a average size of 800nm by ball milling, and a nano - copper with average size of 30nm in micromulsion solution method, and synthesized surface - modified titanium dioxide nanoparticles with average size of 40nm in organic media via sol - gel method. the tribological performances of three particles were studied by universal test as well, with the result of fined molybdenum disulfide powder with good reducing wear and antiwear performance at low load, nano - copper with good reducing wear and antiwear performance at high load, surface - modified titanium dioxide nanoparticles maintaining stable reducing wear and antiwear performance from low load to high load due to its characteristics of organic and inorganic nanocomposite. the results indicate that the nanocomposite is the most perspective oil additive. the reducing wear and antiwear mechanism of nano oil additive was studied with in - situ tribochemical principle. nano additives possess broadly developing prospect with its above - mentioned performance
在參閱了大量文獻的基礎上，分別採用了球磨法、微乳液法、溶膠?凝膠法制備了超細二硫化鉬、納米銅粒子、表面修飾納米二氧化鈦，經原子力顯微鏡測試，獲得的超細二硫化鉬的粒度平均在800nm以內，納米銅粒子平均粒度約為30nm ，表面修飾納米二氧化鈦平均粒度約為40nm ，在萬能摩擦磨損試驗機上測試了三種粒子的摩擦學特性，結果表明：在合理的添加濃度范圍內，超細二硫化鉬在低載時具有優良的減摩抗磨性能，納米銅在高載時具有比較好的減摩抗磨性能，表面修飾二氧化鈦粒子因具有有機與無機復合物的特性，從低載到高載都保持穩定的減摩抗磨性能。Abstract : the effect of alcohol in the stabilization of silicomolybdic yellow and silicomolybdic blue, and other fit conditions were studied. the work curve of the content of silica in sodium silicate was established
文摘:研究了乙醇作為穩定劑對硅鉬黃及硅鉬藍絡合物生成的穩定性影響，以及溫度、酸度等其它適宜條件，建立了水玻璃中二氧化硅含量工作曲線The traditional catalyst used in acetal ( ketal ) synthetic reaction is strong inorganic acid. but there is some limits to its use because of its side reaction, strong erosion and liability to pollute the environment. molybdophosphoric acid is used as catalyst and three condensation products are prepared through the direct reaction of aldehydes ( ketones ) and ethylene. in addition, several elements of affecting the reaction is researched. it is proved that molybdophosphoric acid is very active as catalyst in less addition, the product yield is quite high and the quality of reuse is quite good
縮醛（酮）合成反應的傳統催化劑為無機強酸，但由於副反應多、腐蝕性強和易污染環境等缺點，其使用受到限制.用磷鉬酸為催化劑，通過醛（酮）與乙二醇直接反應得到了三種縮合產物.對影響反應的諸因素進行研究，結果表明，用磷鉬酸作催化劑，用量小，活性高，產品收率較高，且重復使用性能較好Abstract : the traditional catalyst used in acetal ( ketal ) synthetic reaction is strong inorganic acid. but there is some limits to its use because of its side reaction, strong erosion and liability to pollute the environment. molybdophosphoric acid is used as catalyst and three condensation products are prepared through the direct reaction of aldehydes ( ketones ) and ethylene. in addition, several elements of affecting the reaction is researched. it is proved that molybdophosphoric acid is very active as catalyst in less addition, the product yield is quite high and the quality of reuse is quite good
文摘:縮醛（酮）合成反應的傳統催化劑為無機強酸，但由於副反應多、腐蝕性強和易污染環境等缺點，其使用受到限制.用磷鉬酸為催化劑，通過醛（酮）與乙二醇直接反應得到了三種縮合產物.對影響反應的諸因素進行研究，結果表明，用磷鉬酸作催化劑，用量小，活性高，產品收率較高，且重復使用性能較好Chemical analysis methods for non - rare earth impurities of rare earth metals and their oxides - determination of molybdenum and tungsten content - inductively coupled plasma atomic emission spectrographic method and inductively coupled plasma mass spectrum method
稀土金屬及其氧化物中非稀土雜質化學分析方法鉬鎢量的測定電感耦合等離子體發射光譜法和電感耦合等離子體質譜法However, molybdenum wire multi - doped with k, al, si and rare earth oxide has not been studied yet
而對于復合摻雜k 、 al 、 si和稀土氧化物的鉬絲的研究至今仍無人問津。Inorganic - organic nanometer hybrid materials summarize the characteristics of inorganic material, organic material and nanomaterial, so they have new applications in many fields such as electronics, chemistry, catalyst, mechnics, biochemistry, etc. molybdenum trioxide which has good light sensitivity is widely used in preparing the photochromic and electrochromic materials
無機?有機納米雜化材料綜合了無機、有機和納米材料的優良特性，廣泛應用於電子、化學、催化、生物、機械等領域。三氧化鉬因具有優良的光學特性而被廣泛地用來研究制備光致、電致變色材料。Industrial test of high speed steel making in electric arc furnace by direct reduction and alloying with tungsten molybdenum vanadium oxide ore
電弧爐鎢鉬釩氧化物礦直接合金化冶煉高速鋼工業試驗In this article, molybdenum wire multi - doped with la2o3 and k, al, si, molybdenum wire doped with k, al, si and molybdenum wire doped with la2o3 or y2o3 are analyzed by dsc, hot - draw, sem, optical microscope, micro - hardness, x - ray and tem. it is found that multi - doped molybdenum wire is better at elevating the recrystallization temperature and improving the micro - structure and mechanic properties after recrystallization than molybdenum wire doped with k, al, si
本文通過差熱分析、熱模擬、掃描電鏡、金相顯微鏡、顯微硬度、 x射線衍射和透射電鏡等實驗手段對復合摻雜k 、 al 、 si和稀土氧化物的鉬絲、單摻雜k 、 al 、 si的鉬絲以及單摻雜稀土氧化物的鉬絲的再結晶溫度、高溫下的綜合力學性能和組織形貌進行了綜合對比分析。In order to further enhance the recrystallization temperature of molybdenum wire and improve its microstructure and properties, molybdenum wire doped with k, al, si ; molybdenum wire doped with rare earth oxide and molybdenum wire multi - doped with k, al, si and rare earth oxide are investigated. the mechanism of doped molybdenum wire is analyzed and proved
為了進一步提高鉬絲的再結晶溫度和優化鉬絲在高溫下的組織性能，本課題系統地研究了摻雜k 、 al 、 si的鉬絲、摻雜稀土氧化物的鉬絲以及復合摻雜k 、 al 、 si和稀土氧化物的鉬絲高溫下的組織和性能，並對于摻雜提高鉬絲的再結晶溫度和改善高溫下的組織性能的機理進行了深入地分析和實驗驗證。分享友人