銅的氧化 的英文怎麼說
中文拼音 [tóngdeyǎnghuà]
銅的氧化
英文
aerugo-
In a paper published jan. 18 in science express, the scientists describe how they got an adsorbate molecule ( anthraquinone ) to pick up two carbon dioxide atoms and carry them in a specific direction on a flat copper surface
1月18日的「科學快訊」上的一篇文章中的研究者描述了他們將攜帶有二氧化物原子的一種吸附分子(蒽醌)定向進入扁的銅表面。The experimental results showed that in the condition of this experiment four algaecides all had strong removing rate on algae, and their removing rate increased with dose increasing, and decreased with algae density increasing. according to the removing rate on algae and cost value or so, the sequence of four algaecides from good to bad were potassium permanganate, copper sulfate, hydrogen peroxide and sodium hypochlorite. in the condition of this experiment, the suitable dose of potassium permanganate was 0. 8mg / l, the algal removing rate was beyond 90 % and the cost of this algaecide was only 0. 0068 / m3. the efficiency of algae removal by four algaecides for huanghe river water was studied. the results showed that the majority of huanghe river water was bacillaroiphyta, and the dominant genera was melosira, which reached 78 % ~ 94 %
結果表明,在實驗條件下,四種殺藻劑均具有一定的殺藻效果,藻類去除率均隨藥劑投量的增加而提高;原水藻類數量影響殺藻劑殺藻效果,四種殺藻劑的藻類去除率均隨原水藻類數量的增加而降低;通過殺藻效果、經濟性以及安全性等方面的綜合比較,對于以有毒藍藻為優勢藻屬的引灤水,四種殺藻劑的優劣程度從優到劣排序為:高錳酸鉀硫酸銅過氧化氫次氯酸鈉;在實驗條件下,高錳酸鉀適宜投加量為0 . 8mg l ,藻類去除率高於90 ,所需的藥劑費用僅為0 . 0068元m ~ 3 。The main metals mineral are chalcopyrite, the next clinohedrite, alpha chalcocite bornite, malachite and azurite. a little amount blende, galena incidentally ryby silver, bismuth
礦石中主要金屬礦物為黃銅礦、其次為黝銅礦、蘭輝銅礦、斑銅礦及銅的氧化物孔雀石、藍銅礦。閃鋅礦、方鉛礦少量,偶見淡紅銀礦、硫酸鈕礦。He found that the red pigment proved to be iron oxide, hematite ; a yellow consisted of clay containing iron or yellow ochre ; a blue color was a finely powdered glass ; and a pale blue was a copper carbonate, probably azurite ; green were malachite ; black was charcoal or boneblack ; gray, a limestone mixed with charcoal ; and a quantity of pigment remaining in a paint pot used in the decoration, contained a mixture of hematite with limestone and clay
他發現紅顏料是鐵的氧化物赤鐵礦;黃色顏料由含有鐵或黃赭色粘土組成;藍顏色為細微的玻璃粉;而普藍就是碳酸銅,或許是藍銅礦;綠顏料為孔雀石;黑色為木炭或骨黑;灰色,石灰石混合木炭而成;而一些顏料殘留在用於彩繪裝飾的顏料瓶里,含有赤鐵礦與石灰石及粘土的混合物。The methods for synthesizing p - hydroxyl ethyl benzoate catalyzed by sulfuric acid, p - toluene sulfonic acid, amino sulfonic acid, strongly acidic cationic exchange resin, ferric chloride hexahydrate, aluminum chloride hexahydrate, stannic chloride pentahydrate, copper sulfate, titanium sulfate, rare earth metal oxide, sodium bisulfate monohydrate, solid super acid and heteropoly acid and so on are reviewed
摘要評述了硫酸、對甲苯磺酸、氨基磺酸、強酸性陽離子交換樹脂、六水合三氯化鐵、六水合三氯化鋁、五水四氯化錫、硫酸銅、硫酸鈦、稀土金屬氧化物、一水硫酸氫鈉、固體超強酸、雜多酸等催化劑催化合成對羥基苯甲酸乙酯的方法。This extra long life antifouling is a first class bottom compostition with excellent antifouling propertyes, with a high content of cuprous oxide and tin free
該防污塗料具有高效、長期的防污作用,含有較高的氧化亞銅,不含有機錫。Instructions : the product can deoxidize the coppers. it contains certain friction producing substance and can remove the rust completely without damage the copper
產品說明:該產品能將銅的氧化物還原,並帶有一定的摩擦劑可以徹底去除銅銹,並且不傷銅材本身。Benedict ' s solution is an alkaline solution of copper ( ii ) sulfate, which is reduced to insoluble copper ( i ) oxide by reducing sugars, giving a red precipitate
本尼迪克特溶液是硫酸銅(二價)的堿性溶液,它可以通過還原糖被還原為不溶性的銅(一價)的氧化物,產生紅色的沉澱物。The algae removing rate of four algaecides increased with dose increasing, and the sequence of four algaecides " removing rate on algae from high to low were potassium permanganate, sodium hypochlorite or copper sulfate and hydrogen peroxide. the suitable contact time of four algaecides was also given. the paper compared with the rate of algae removal by any one of three algaecides for two source water
結果表明,實驗期間,引黃水中藻類絕大多數為硅藻,優勢藻屬為硅藻門的直鏈藻屬,占藻類總數的78 94 ;四種殺藻劑的藻類去除率隨殺藻劑投加量的增加而提高,實驗條件下,四種殺藻劑的藻類去除率由大到小依次為:高錳酸鉀次氯酸鈉或硫酸銅過氧化氫。The experiment of controlling the al203 articles in cu - al2o3 composit
銅基氧化鋁彌散材料中氧化鋁顆粒的控制試驗Meanwhile, fundamental principles about electroless tin plating by reducing agent and disproportionation reaction were explained. function of every component in the bath was explained that complexing agent can effectively change the potential of copper and tin, and accelerate the beginning of replacement reaction favorably ; reducing agent can increase the rate of chemical reaction and has the effect of promoting reaction dynamics too ; antioxidant can effectively prevent sn2 + in the bath from being oxidated ; additive agent a can improve the stability of the bath ; additive agent b has such effects as refining and brightening for the tin deposits, and it enlarges the range of brightening section ; additive agent c used as leveling agent can not only make the depostis level off, but also improve the dispersive ability of the bath ; surface - active agent can solve bubble problem which gathered on the surface of the deposits, and improve the surface quality of the deposits and the bath stability
闡述了鍍液中各組分的作用:絡合劑能有效地改變銅、錫的電位,促使初期的置換反應順利進行;還原劑能加快化學反應速度,對反應動力學有積極的促進作用;抗氧化劑能有效地防止鍍液中sn ~ ( 2 + )的氧化;添加劑a能提高鍍液的穩定性,添加劑b對鍍層能有細化和光亮作用,擴大了鍍層光亮區的范圍;添加劑c作為平滑劑,不僅能增強鍍層表面的平整性,而且能提高鍍液的分散能力;表面活性劑較好地解決了化學鍍過程中汽泡在鍍件表面聚集的問題,提高了鍍層的表面質量和鍍液的穩定性。In egypt, it was ground into a powder and mixed with water to paint on the eyelids. russian tsars obtained the malachite for decorating their palaces with wall panels of malachite and for beautiful inlaid works of art
孔雀石是含銅的碳酸鹽礦物,產于銅的硫化物礦床氧化帶,常與其它含銅礦物共生藍銅礦輝銅礦赤銅礦自然銅等。Lanthanum oxide, cerium oxide, neodymium oxide, gadolinium oxide - determination of cobalt, iron, manganese, nichel, copper, ckromium, lead and zinc in oxides contents - emission spectrographic method
發射光譜法測定氧化鑭氧化鈰氧化釹氧化釓中鈷鐵錳鉛鉻鎳銅鋅的氧化物量When the bath load was increased, the plating rate was shortened. the effects of bath composition and plating conditions on the composition were also investigated. the x - ray analysis showed that edta and the stabilization agent can effectively increase the content of the copper oxidation in the composite powders
粉體x ray分析的結果表明,絡合劑對防止鍍液中的氫氧化銅的產生起來關鍵作用,而氫氧化鋼是產生氧化亞銅的直接原因,因而選用edta作為絡合劑,以及合適的量,可以減少二射線中的氧化亞銅的饅頭峰。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。Methods for analysis of cyaniding plating brass solutions - part 1 : continual determination of copper cyanate and zinc oxide content by edta volumetric method
氰化電鍍黃銅溶液分析方法第1部分: edta容量法連續測定氰化亞銅和氧化鋅的含量The samples were characterized contrastively by sem, tem, saed, positron annihilate and the different mechanism for two methods were preliminarily discussed. the experimental results showed that nano - cuo prepared by sol - gel method was spherical, which was agglomerated badly and can aging easily. however, nano - cuo prepared by pressure - hydrothermal method has loose and thin - piece appearance structure
結果表明,溶膠-凝膠法制得的氧化銅粉末呈類球形,團聚嚴重,易老化;而壓力-熱液法制得的氧化銅具有疏鬆的、薄片狀的外觀結構,粒子厚度約為20nm ,分散性較好、抗老化能力強;壓力-熱液法制備的氧化銅比溶膠-凝膠法制備的氧化銅缺陷濃度小。Cuo nano suspension was photographed through tem. the sedimentation rate of the cuo nano particle in suspension was also tested. through both ways, it shows that by adding sdbs which is a kind of surfactants is good for the stability of suspension
用掃描電鏡拍照分析了氧化銅納米顆粒懸浮液地顆粒分散性,實驗測定了不同質量分數的氧化銅水納米顆粒懸浮液的沉降率,結果表明加入十二烷基苯磺酸鈉在一定程度上可以有效控制懸浮液中顆粒地沉降,維持懸浮液穩定性。Nano - cuo powders were successfully prepared by pressure - hydrothermal method with cuso4 5h2o and naoh as materials. xrd, sem and tem were used to characterize the samples. the influence of raw materials " initial concentration, thermal treatment " temperature, pressure and thermal treatment " time on the morphology and size of cuo were analyzed, and the possible growth mechanism was also discussed
以硫酸銅和氫氧化鈉為原料,用壓力-熱液法合成了納米氧化銅粉體,用xrd 、 sem 、 tem對所制得的氧化銅進行了觀察與表徵,分析了原料起始濃度、熱處理溫度、壓力、 ph值及熱處理時間對氧化銅形態和大小的影響,初步探討了不同形態氧化銅的生長機理。Copper powder is one of the ideal substitution products of the pdag electrode of multilayer ceramic capacitors ( mlcc ). it is excellent in price and electrical conductivity for preparing mlcc. however, copper powder is active in chemical property and can be oxidized easily in the air
銅粉作為mlcc貴金屬內電極的理想替代產品之一,價格低廉,並具有與銀相媲美的良好導電性,但其化學性質活潑,在空氣中易被氧化為不導電的氧化亞銅和氧化銅。分享友人