金屬還原劑 的英文怎麼說
中文拼音 [jīnzhǔháiyuánjì]
金屬還原劑
英文
metallic reducing agent- 金 : Ⅰ名詞1 (金屬) metals 2 (錢) money 3 (古時金屬制的打擊樂器) ancient metal percussion instrum...
- 屬 : 屬名詞1 (類別) category 2 [生物學] (生物分類系統上所用的等級之一) genus 3 (家屬; 親屬) fami...
- 還 : 還副詞1 (表示現象繼續存在或動作繼續進行; 仍舊) still; yet 2 (表示在某種程度之上有所增加) even...
- 原 : Ⅰ形容詞1 (最初的; 原來的) primary; original; former 2 (沒有加工的) unprocessed; raw Ⅱ動詞(原...
- 劑 : Ⅰ名詞1 (藥劑; 制劑) a pharmaceutical or other chemical preparation 2 (某些有化學作用的物品) a...
- 金屬 : metal
- 還原 : 1 (恢復原狀) return to the original condition or shape; restore2 [化學] (還原作用) reduction;...
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The oxygen reduction catalyst is the key material of air electrode used in the metal - air battery and the electrochemical oxygen generator
氧還原催化劑是金屬空氣電池和電化學制氧空氣電極的核心材料。Carbon is needed as a reducing agent in many metallurgical operation.
許多金屬冶煉操作中需要碳作為還原劑。The electrode was found to decrease the solubility of dithizone in alkalescence solution and effectively minish the lose of deoxidize state of metal. third, a potentiometric sensor was prepared by adding copper diethyldithiocarbamate directly into the carbon paste mixture, and the electrode was found has nerst response to copper ion in solution. and in our research two pharmaceutical selective electrodes were fabricated by coating polyvinyl chloride ( pvc ) which contained electroactive material on carbon rod electrode
第二,利用- cd與環氧氯丙烷形成的交聯聚合物( - cdp ) (不溶性)包合了雙硫腙,然後將- cdp與雙硫腙包合物樹脂作為修飾劑制備了碳糊修飾電極,利用陽極溶出伏安法( asv )測定了pd ~ ( 2 + ) ,實驗發現通過包合降低了雙硫腙在堿性溶液中的溶解度並且減少了金屬還原態的流失,取得了較好的效果。Hydrotropic solution of calcium chloride is the best flame retardant agent, which could be used in fields of preparing barium chloride, treating water in boilers, manufacturing calcium metal, fabric gluing, road treating, coal treating, leather making and pharmaceutics
用於廢紙加工脫墨和生產鈣鹽的原料。氯化鈣水溶液是良好的耐燃劑。還可用於製造氯化鋇,處理鍋爐用水,制取金屬鈣織物上膠道路處理煤處理製革醫藥等方面。This paper describes several latest industrial microbial technologies in detail, which are the synthesis of the chiral diols by epoxide hydrolase from microbie, cofactors regeneration for redox with fdh, production of nano / micro wire by the phage display, metabolic network rebuilding for conventional fermentation and the application of the organic solvent tolerance and the metagenomics technology
本文綜述了幾項最新的工業微生物技術,主要包括:微生物環氧化水解酶催化合成手性二醇、微生物甲酸脫氫酶用於再生氧化還原反應的輔因子、通過噬菌體展示技術得到納米級金屬絲、代謝網路改造和重建用於傳統發酵生產以及有機溶劑耐受菌和宏基因組技術的應用。The preparation of functionalized mesoporous molecular sieves were introduced, which are including the formation of the acid active sites, redox active sites and used the support for immsobilizing enzyme catalysts by heteroatomic substitution ; the formation of polymerization active sites, acid active sites or chiral catalysis sites by the organic - inorganic graft ( or hybridization ) ; as the carriers, the transition metals, transition metal oxides and acid catalysts are supported
摘要介紹了介孔分子篩經雜原子取代,引入酸功能、氧化還原功能;經有機無機嫁接(雜合) ,引入聚合催化功能、酸催化功能、手性催化功能;經修飾的介孔分子篩,用作固定化酶催化劑的載體;作為催化劑的載體,用於負載過渡金屬及其氧化物和制備負載化的固體酸催化劑。By considering the effect of different binders, basicity, reduction temperature and time on the compression strength and dezinc degree after reducing, find out the best scheme a1b3c3d3 and get the metallic pellets with higher compression strength and dezinc degree
通過研究不同粘結劑、堿度、還原溫度和還原時間對熟球抗壓強度、脫鋅率的影響,找出最佳試驗方案為a1b3c3d3 ,得到脫鋅率和抗壓強度較高的金屬化球團。Pit remediation & slop oil, industrial water, cutting & cooling oils, hexavalent chromium, acid & alkali with heavy metal content, steel mill & electro filter dust, spent catalysts, tempering salts, solvents recovery and recycling, sludge treatment and minimization, fuel - blending, thermal desorption and transfer centres
廢漿池和廢油、工業污水、巖屑和冷卻油、六價鉻、含重金屬成分的酸堿、鋼廠和電過濾器粉塵、反應過后的催化劑、淬火鹽、溶劑還原和回收、油泥處理和最小化、燃料混合、熱吸附和轉運中心。The authour investigate the dosing conditions and effect of the pac to the huanghe water - source, which includes the following four parts : the selection of the pac ; the confirmation of dosing scheme and effect of the pac ; the research of application of potassium permanganate in combination with pac ; the research of the pac ' s modification and the modified effectiveness. the experiment is mainly carried out on the pilot system in the jieyuan water plan of tianjin. the results of the reseach include the following : l ) the pac from zunhua plant is selected as the better carbon for the source water of tianjin through the experiment ; 2 ) through the pilot experiment we conclude that the pac ' s best adding point is the mixing tank and the better dose is 10mg / l, on which the codmn of filtered water can be decreased to 40 % and the effluent have no problem of odour and color ; 3the adsorbing experiment show that pac mainly adsorb the organic matters which molecular wt., distribution between 500 and 3000, and can adsorb organic matters whose molecular wt., distribution are bigger than 6000 if the dose of it is adequent ; 4 ) pac together with potassium permanganate can remove the organic matter more effectively than each of them alone, and reduce the rising trend of turbidity of the flotation ' s effluent due to adding pac ; 5 ) the thesis made a research on the surface properties and the adsorbing capability of the modified carbon by oxidizer : the modified carbon with 20 % h2o2 can remove more organic pollutants than the untreated one by 12 % when we add a higher dose of coagulant ; 6 ) the modification of reduction and loading metal ions are also sttldied, and drow the following conclusions : the modified carbon with 5 % ammonia can enhance the organic matter ' s removal effectiveness by 10 % to the tianjin source water than the untreated one, and the modified one with loading metal ion remove the organic matters from the tianjin source water better ( 8 % ) than the untreated one due to the strong affinity betwween the humic acid and copper ion
本文的實驗主要是在天津芥園水廠的中試系統上完成的,論文的成果和結論主要包括: 1 )通過靜態實驗選定河北遵化活性炭廠生產的煤質炭為適合天津原水的炭種; 2 )中試實驗確定粉末活性炭的較佳投加點為混合池投加,較佳投加量為10mg l ,此時可使濾后水的cod _ ( mn )降低40 ,且可較好地控制濾后水的嗅味和色度; 3 )初步確定粉末活性炭對原水中有機物的吸附主要集中在分子量在500 - 3000范圍內,投量增大時可吸附部分分子量大於6000的有機物4 )中試實驗表明:粉末活性炭與高錳酸鉀聯用可取得較兩者單獨應用時對有機物更好的去除效果,且對因投加粉末活性炭而造成的氣浮出水濁度升高有一定的改善作用; 5 )研究並初步確定氧化改性對粉末活性炭表面性質和有機物的去除效果的影響:粉末活性炭的氧化改性會使其表面的酸性官能團大量增強,表面極性增加;經20的過氧化氫改性的活性炭在增大混凝劑投加量( fecl _ 3投量為15mg l )時對有機物的總體去除效果較原活性炭提高12 , 1次氯酸鈉改性活性炭對有機物的去除效果較原活性炭提高6 ; 6 )研究並初步確定還原改性、負載金屬離子對原水中有機物的去除效果的影響:經5氨水改性的活性炭可提高天津源水中有機物的去除率達到10 ;負載銅離子后的活性炭可提高對腐殖酸類物質的去除能力,一般可提高8左右。Ptru / c, ptruwo _ 3 / c and ptrumoo _ 3 / c are prepared by chemical reduction of the appropriate salt solutions, and structural characterizations are carried out with x - ray diffraction. the result indicates pt and ru form alloy and the transition metal oxides are existed in amorphous form
通過化學還原法合成了ptru / c , ptruwo _ 3 / c和ptrumoo _ 3 / c三種碳載合金催化劑,並進行xrd及tem測試,發現鉑釕組成了合金相,而過渡金屬則是以無定型的結構存在的。The structure of azo dyes has attracted considerable attention in recent times, since they represent the largest class of dyes used in industry, and also has extensive applicability in analytical chemistry as acid - base, redox and metallochromic indictors
近年來,偶氮類染料的結構研究引起了人們的注意,因為它們是工業上所使用染料的最大類,並且作為酸堿指示劑、氧化還原指示劑、金屬顯色指示劑在分析化學中有著廣泛的應用。The mo catalyst and the co catalyst prepared by impregnation reduction did not have zero - valent metals, the catalysts were not able to resist corrosion
以硼氫化納( nabh4 )為還原劑的浸漬還原法制備的mo 、 co催化劑並不能得到單質的金屬,而且抗腐蝕性能不好。Catalysts were prepared by impregnation reduction, thermal reduction, advanced thermal reduction and sol - gel methods from these metals. electrochemistry measurements, xrd, tem were used to test these catalysts. the results showed that these metals have some electrocatalysis activities towards hydrogen oxidation reaction
本文選擇了w 、 mo 、 co等金屬,採用浸漬還原法、熱還原法、改進的熱還原法以及溶膠凝膠法分別制備了這幾種金屬的碳載催化劑,對制備出的非貴金屬催化劑進行了電化學測試、 x -射線衍射( x - raydiffraction , xrd ) 、透射電子顯微鏡( transmissionelectronmicroscopy , tem )等測試,研究結果表明:這些非貴金屬在硫酸體系中對氫氣的氧化反應均有一定的催化活性。This paper probes into the feasibility of taking the reduced slag after magnesium ' s smelting as the desulfurizer, makes the component analysis on the reduced slag after magnesium ' s smelting, and studies on the performances of the reduced slag being as the desulfurizer after magnesium ' s smelting under the conditions of different oxygen contents, grain sizes and reaction temperatures by using tga
探討了金屬鎂冶煉還原渣作為脫硫劑的可能性,對金屬鎂冶煉還原渣進行了成分分析,並利用tga研究了金屬鎂冶煉還原渣在不同氧氣含量、不同粒徑、不同反應溫度條件下作為脫硫劑的性能。Some methods for synthesizing magnetic cobalt nanoparticles are introduced, especially the high temperature liquid phase method including the method of high temperature solution phase reduction, metal salt diol reduction and pyrolysis of cobalt carbonyl is elucidated in this paper. meanwhile, the mechanism controlled the nanoparticles dimension by the two kinds of surfactants is explained theoretically
摘要介紹了制備磁性鈷納米粒子的方法,尤其是介紹了近年發展起來的高溫液相法,即高溫液相還原法,金屬鹽醇解法和金屬有機化合物熱分解法;同時就制備顆粒尺寸小、粒度分佈均勻的鈷納米粒子所採用的兩種表面活性劑從理論上給予了說明。Study on catalytic activities of oxidized or reduced polycomponenet noble metals auto - catalysts
還原態多組元貴金屬尾氣凈化催化劑催化性能的研究The dramatically shape difference of gold and silver nanoparticles is largely attributed to the different reducing ability of the metal ions and coalescent ability with the capping agent
而兩種金屬納米粒子的形狀完全不同的主要原因則主要來源於其離子被還原能力的差異和與包裹劑作用能力的不同。Under the condition of 1000 ~ 1200, study the effect of the carbon - bearing pellet strengths and metallization rate with different iron ore concentrate size, matching carbon ratio ( carbon oxygen mol ratio ), kind of additive and reduction temperature
摘要在1000 ~ 1200條件下研究了不同的礦粉粒度、配碳比、粘結劑、還原溫度等對含碳球團強度及金屬化率的影響。3. to explain concentration - dependent crystal growth mechanism of gold or silver nanoparticles with different size and shape respectively, we propose two preliminary models
提出有關納米粒子的生長模型,分別解釋金和銀兩種金屬由還原劑濃度控制粒子生長的生長機理。The electroless plating nickel ' s reaction can take place in the active suthee of metal, the activity of the surface of metal lied on three factors, including the properties of il metal ' s edce, the choice of reducer and the manner of action between reducer and metal ' s sdse
化學鍍反應在活性表面上發生,金屬表面的活性取決于金屬表面的性質、還原劑及還原劑與金屬表面的作用方式三個要素。本文針對目前有關化學鍍鎳機理研究中的一些可能的化學反應步驟提出了自己的看法,對有關實驗現象作出的解釋與實驗現象基本相符。分享友人