速化反應 的英文怎麼說
中文拼音 [sùhuàfǎnyīng]
速化反應
英文
acceleration-
Some main results of testing research were as fellows : i. in the course of testing of leaching zinc dross, leaching zinc dross by sulfuric acid was researched and the effects on the leaching rate of the zinc dross were analyzed by author, the optimum conditions of leaching testing of zinc dross were determined as fellows : liquid - solid ratio 6 : 1, stirring ratio 250r / min, granularity 120 mesh, the soaking time 5h, the concentration of sulfuric acid of 30 %, and under these conditions, the rate of leaching zinc is above 92. 0 %. ii. in the course of testing of purification, on the basis of comprehending and comparing all present methods of the manganese - removal and iron - removal, the oxidizing method of manganese - removal in zinc sulfate solution using ammonium persulfate was put forward and the oxidizing method of iron - removal in zinc sulfate solution using the goethite process and oxidation - hydrolysis process was adopted
研究的主要結果具體如下: 1 、研究了硫酸浸出鋅浮渣並分析了影響浸出率的各種因素,確定了浸出鋅浮渣的最佳條件為:液固比為6 : 1 ,攪拌速度為250r min ,粒度為- 120目,酸浸時間為5 . 0h ,硫酸濃度30 ,鋅浮渣的浸出率大於92 . 0 ; 2 、在綜合和比較了目前除錳和除鐵的各種方法基礎上,提出了過硫酸銨氧化除錳方法和選擇了針鐵礦-氧化水解聯合法除鐵方法,並分析和討論了影響除錳率和除鐵率等各種因素,確定了除錳的條件為:溫度90 , ph值5 . 4 ,反應時間3h ,過硫酸銨達到理論值的1 . 2倍,除錳率超過99 . 86 ;聯合法除鐵的條件為:氧化反應時間1 . 5小時、溫度控制在90 92 、 ph值5 . 2 5Ir is often used to investigate the reaction of thermal imine because the groups of amido acid and imide possess characteristic ir spectroscopy and ir method has the merits of simpleness, convenience and speediness
由於紅外光譜法具有簡單、方便、快速等特點,酰胺酸、酰亞胺基團又有著特定的紅外吸收峰,因而成為研究熱亞胺化反應最常用的測試方法。The reaction activity was influenced by the velocity of gas, and the conversion rate was inverse ratio to the velocity of flow
同時研究了反應氣體流速對h _ 2s光催化氧化反應的影響, h _ 2s的去除率與流速成反比。Biochemists use kinetics to study rates of enzyme-catalyzed reactions.
生物化學家們應用動力學研究酶催化反應的速率。The chlorination reaction and distillation principles are discussed and the factors of affecting reaction speed and distillation outturn are analysed. the control methods were also designed
論述了氯化反應原理和精餾原理,分析了影響反應速度和影響精餾產品質量的因素,並進行了控制方案的設計。Conversion and selectivity of catalytic reactions as well as the deactivation rate of the catalyst itself is very temperature-sensitive.
催化反應的轉化率和選擇性以及催化劑本身的失活速率均對溫度十分敏感。In both models two - step regressive equations are adopted to simulate the step of quick development and the step of even change of hydration reaction and autogenous shrinkage
這2個模型均採用兩階段的經驗公式,分別用於模擬水化反應和自收縮的快速發展階段與平穩變化階段。Its foundation is based on the huge potential market of electric products in china. its goal is to quickly respond to the technical needs and improvement on schneider electric products from chinese market, to expand the existing market to low end market in china step by step, and to provide homologation service to the joint ventures for component and material localization
作為施耐德電氣公司在中國設立的唯一一個研發中心,它的成立基於電氣產品在中國的巨大潛在市場,目的在於就中國市場對施耐德電氣產品的技術需求及改進作出最迅速的反應,逐步把已有市場領域擴大到中國低端產品的市場以及合資廠產品的元件和材料國產化需求進行實驗認證工作。The experimental result shows that membrane bioreactor has unique characters, such as high load activated sludge, stable discharging water, quick biological reaction velocity, small occupation area, and simple maintenance and management
試驗結果表明:膜生物反應器法具有污泥負荷大、出水水質穩定、生化反應速率快、佔地面積少和維護管理簡便等特點。The influence of monomer mass ratio, reaction temperature, reaction time, emulsifying agent content and mixing speed on polycarboxylic acid type waterproofing agent were studied in this article
本文研究了單體質量比、皂化反應溫度、皂化反應時間、乳化劑摻量、攪拌速度等工藝參數對多元羧酸系防水劑性能的影響。In anaerobic environment containing srb, iron sulfide as depolarization reagent accelerated the depolarization of cathodic reaction, resulting the increase of anodic dissolution
在srb的厭氧環境中,由於硫化鐵作為陰極去極化劑加速了陰極去極化反應,從而使陽極溶解增加,導致其鈍性降低。It is indicated that the hydration process of cement - based materials with slag, fly ash and silica fume is different in some degree from that of neat cement because of the difference in mineral structure and hydration mechanism. the periods of accelerating, decelerating and terminating are prolonged and hydration reaction decelerates. the second peak of rate curve of the heat evolution could be divided into two small peaks, which are contributed to the hydration of clinkers and mineral mixtures at the temperature of 30 but when temperature comes to 50, the two small peaks combine into one and the reaction accelerates
結果表明,與硅酸鹽水泥相比,由於礦物摻合料與水泥熟料在活性和水化機理上的差異,水化歷程有較大的改變:多組分體系誘導期、加速期和衰減期延長,水化反應速率明顯降低;低溫時,水化放熱速率曲線上的第二放熱峰細化成分別對應于熟料和礦物摻合料水化的兩個小峰;高溫時,反應速率加快,雙峰合併;進一步研究發現,摻合料的種類與摻量對水化歷程也有較大的影響;建立了適用於多組分水泥基材料不同水化階段的水化動力學方程。The carbonization pressure influenced the mass transfer process of pyrolysis products and promoted the secondary reactions, while the activation pressure changed the adsorption equilibriums and reaction rates of the activation reaction
加壓炭化影響了熱解產物的傳質過程,提高了發生二次反應的機會,而加壓活化能夠影響活化反應的吸附平衡和反應速率。Terrestrial plants are classified into three major photosynthetic types, namely, c3, c4 and crassulacean acid metabolism ( cam ) plants, according to the mechanism of their photosynthetic carbon assimilation. c4 plants have co2 concentrating mechanism and higher photosynthetic efficiency than c3 plants, especially under high light intensity, high temperature, high oxygen partial pressure and drought conditions
本研究利用c _ 3植物、 c _ 4植物、旱稻與稗草等的雜交後代的材料,進行光合速率的測定,進一步分析植株在光能吸收傳遞、氣孔調節、羧化反應等生理特性,研究高光效的生理機制。The proposed method has been successfully applied to the determination of glucose in human serum. the linear range of the glucose concentration was 1. 1 to 110 mm and the detection limit was 0
我們研究了固定化反應器中酶反應的條件、洗脫液的ph值、空氣載流流速對晶元性能的影響,在最佳條件下,測量葡萄糖濃度的響應線形范圍為1Based on the analysis of gas - solid multiphase catalytic reaction, the chemical reaction model is established. when the reaction is controlled by the chemical dynamic, the reaction rate is introduced by consideration of the adsorption and desorption effects. when the reaction is controlled by mass transfer, the diffusion coefficient is established which can present the flow rate increases in small reynolds domain ; for the internal diffusion, the internal diffusion coefficient is derived, and then the internal diffusion is coupled with chemical reaction to represent the phenomenon that the diffusion and the chemical reaction occur cocurrently
本文在考慮催化轉化器載體內發生的傳熱傳質現象的基礎上,建立了催化轉化器的一維單孔道和三維多孔道傳熱傳質模型;在分析載體內以氣-固多相催化反應為特點的工作機理的基礎上,建立了催化轉化器的化學反應模型:當催化轉化處于化學動力學控制區時,引入了考慮吸附、表面反應和脫附的表面化學反應速率公式,當催化轉化處于質量輸運控制區時,引入了決定外擴散能力的擴散系數公式和和決定內擴散速率的內擴散系數公式,並與化學反應速率相耦合,得出由擴散過程決定的化學反應速率公式。Observing the total error curve, the convergent speed is faster, and the error precision is higher then a group untrained experimental data are input the simulative system in turn. and their predicting results are satisfying
根據小型催化裂化裝置進行重油催化裂化反應試驗的試驗數據對系統進行預測能力分析,從全局誤差曲線圖可見訓練速度比較快,誤差精度比較高。Sintering speed increased greatly with the help of great quantity of heat of the molten iron, the great quantity of heat sent out from the carbonizing reaction and a little quantity of liquid, this sintering type is an instantaneous sintering, the sintering compacting can carry completely in a few minutes, the degree of sintering compacting is very high. ( 6 ) the vc - fe surface composite has high rigidity, it ' s rigidity exceeds 60hrc, under condition of dry sliding friction and overloading
鑄造燒結時,過熱鐵水的巨大熱流密度沖擊、粉料壓坯中的碳化反應的放熱以及壓坯中少量液相的產生使壓坯的燒結速度大大提高,此時屬瞬間液相燒結,在十幾分鐘內燒結過程即可完成,可達到很高的緻密化程度。 ( 6 )鑄態下vc一fe表面復合材料具有很高的硬度,其鑄態硬度) 60hrc 。The mediator modified on the surface of electrodes can accomplish the electrocatalytic reactions by accelerating electron transferring between redox centers and the electrode surface. the electro catalysis of the modified electrode is an enormous impetus for its development and is widely used in the slow electron transferring processes which is n ' t easily realized, for example, the electro catalysis of biomolecules, organic compounds and inorganic ions
修飾在電極表面的媒介體可加速氧化還原中心在電極表面的電子傳遞過程以實現電催化反應,廣泛應用於各種難以實現的電子傳遞慢過程,例如,生物分子的電催化、有機物的電催化、無機離子的電催化等。The variety of pore water pressure with time during earthquake and the distribution of pore water pressure after earthquake were investigated in the dynamic analysis, and the acceleration action process of partial nodes and the shear stress variety process of partial elements were also obtained
動力分析中詳細給出了壩體在地震期間孔壓變化過程及震后的孔壓分佈,並給出了部分結點的加速度反應時程及部分單元的剪應力時程。分享友人