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deoxidize vt.【化學】使去氧;使還原。

deoxidizer

Biomass fuel is used as reburning fuel to deoxidize no is first experimental studied in this article . conclusions can be drawn from the experimental results that under certain conditions , nox deoxidized efficiency can achieve 50 % - 70 % . compared with coal , biomass volatilization and combustion time is short , so boiler combustion efficiency can be guaranteed 本文首次進行了生物質燃料作為再燃燃料還原no的試驗研究,研究表明生物質燃料再燃還原no可以取得非常好的效果,在一定的條件下可以達到50 - 70 ,生物質燃料的揮發分析出和燃燒的時間都要比煤粉短,用作再燃燃料可以有效的保證鍋爐的效率。

Based on summarizing the actual research status , developing prospects , and the characteristic of different ways in preparation for silicon based composite , three ways were chosen , which was pyrolysis for si - phenolic resin prolyzed carbon material , using different catalyzer to prepare for si - o network coated silicon and carbon complex composite , easily chemical and deoxidizing reaction for super tiny metals mixed silicon and carbon complescomposite 通過高溫熱解法制備了硅-酚醛樹脂( pf , phenolicresin )熱解碳材料。在700的條件下制備了硅-酚醛樹脂熱解碳材料,發現si和熱解碳的質量比為3 : 7時材料具有最優異的性能,首次脫嵌容量為394 . 7mah ? g ~ ( - 1 ) ,充放電效率為50 % 。

A series of near roundness cds nanoparticles with a particle diameter of 3 ~ 6nm have been prepared by controlling the concentration and proportion of reactants and adopting sodium hexametaphosphate as stabilizing agent . the studies demonstrate that these particles present obvious quantum size effect and an appropriate excess of cd2 + ion and hexametaphosphoric acid group polysnion are helpful to the dispersion and flame capability ' s improvement of particles . another series of near roundness monodisperse au nanoparticles with a diameter of 12 . 3nm was prepared via sodium citric acid deoxidizing auric chloride acid 利用六偏磷酸鈉作為穩定劑,通過控制反應物的濃度及比例,制備了粒徑為3 6nm 、呈近似球形的cds納米顆粒,光譜測試結果表明,顆粒具有明顯的量子尺寸效應,適當過量的cd ~ ( 2 + )離子以及六偏磷酸根聚陰離子有助于顆粒的分散并提高其發光性能;采用檸檬酸鈉還原氯金酸,制備了接近球形、平均粒徑約為12 . 3nm的單分散體系au納米顆粒;采用wessling的前驅聚合物法獲得導電聚合物ppv前驅體。

It ' s pointed out that , under the condition of vim refining , the amount of oxide inclusions residue in molten steel increases with the increased loss of deoxidizing elements , and the key of melting extra - low oxygen steel is to avoid the thermal decomposition of lining material ; the size of deoxidizing products increases with the increased degree of supersaturation of deoxidizing elements ; larger inclusions granules found in extra - low oxygen steel come mainly from lining material 結果表明,在真空感應熔煉條件下,殘留在鋼中的氧化物夾雜數量隨脫氧元素鋁燒損量增加而增加,熔煉超低氧鋼的關鍵是避免爐襯熱分解;脫氧產物尺寸隨脫氧元素過飽和度增加而增加;超低氧鋼的大顆粒夾雜主要來自爐襯材料。

This paper simulate oxidation - deoxidize reaction , o enzyme catalysis and the origin of life . the stella mode of oxidation - deoxidize reaction can help student understand chemistry reaction in integer , train student understand correlation from the all and the one . stella simulation help us to research enzyme catalysis promoter stable state former dynamics , and to observe the basic measure of the whole response or some response directly , and offer effective datum that can be used to analysis complicated response mechanism , because of too many relevant disputes of origin of life , to introduce student various kinds of theories maximally , we use stella software to imitate , strive to give students the ultimate thinking space , make them to be able to verify their idea in the models . in this course , teachers and students can observe the result and test the theory through simulation , learn what to happen when the former hypothesis and scene changed , and turn the study way of infusing and absorbing into discussion study , make study especially thinking ability of student get improvements by a large margin 氧化還原體系的stella模型能使學生對復雜的化學反應有整體理解,培養學生從整體的角度理解各種物質間的相互作用聯系; stella幫助我們對酶催化反應穩態前動力學進行研究,可以直接地觀察整個反應的基本步驟或局部反應,提供可用于分析復雜反應機制的有效數據; stella創建的生命起源的模型,力爭給學生最大的思維空間,使他們可以在模型中驗證他們的想法,在此過程中,教師和學生可以通過模擬以試驗理論、觀察結果,并學習到原有假設或情景改變時會有什么情況發生,將灌輸性、吸收性的學習方式變為討論式學習,使學生的學習特別是思維能力得到大幅度的提高。

The result of analysis indicated that hpa was few divarication structure , and the ( 1 - 4 ) glc were the corn structure of the main chain , and ( 1 - 4 ) glc had a divarication at the point of 0 - 3 , there was a divarication in every eight unit , the divarication was made of single deoxidized glc , and its repeat units were possiblely : hpb was also few divarication structure , and the a - ( l - 4 ) glc were the com structure of the main chain , ( 1 - 4 ) glc had a divarication at the point of 0 - 3 , there was a divarication in every seven unit , the divarication was made of non - single deoxidized glc , and its repeat units were possiblely : g represents deformity of glucose valueofnl : 317 value of n2 : 251 分析結果表明: hpa為少分枝結構:其中( 1 4 ) glc構成主鏈的核心結構; ( 1 4 ) glc在3 - 0處有分枝,平均每8個己糖殘基有1個分枝;支鏈部分由單一非還原端glc構成;其重復單位可能為: hpb為少分枝結構;其中( 1 4 ) glc構成主鏈的核心結構; ( 1 4 ) glc在0 - 3處有分枝,平均每7個己糖殘基有1個分枝;支鏈部分由單一非還原端glc構成;其重復結構單位可能為: g代表葡萄糖殘基n1值為: 317n2值為: 251

Some gas - sensitive test to deoxidizing gas have carried out based on tio _ 2 films by sputtering and doped some impurity . the experimental results showed that tio _ 2 films have different electron injecting principle and reactive mechanism , the behaviors of gas - sensor for hydrogen and ethanol manifest dissimilitude . this is due to that the oxygen vacancies were compensated by the impurity 用濺射制備的薄膜摻入部分雜質對還原性氣體進行氣敏測試,發現tio _ 2薄膜對酒精氣體和氫氣有不同的反應機制和電子注入機理,氣敏特性也表現出不同,而雜質的引入反而降低了tio _ 2薄膜的敏感性,可能是由于雜質對氧空位的補償所引起。

On the other hand , the slow component of df is ascribed to the state qb - the next electron carrier of deoxidized side in ps ii . furthermore , we testified that the third component with lifetime much greater than the time of the registration period ( which is presented as a constant ) , is corresponds to the recombination of p680 + and the backward transport electron from ps i 延遲熒光的衰減動力學依賴于從q回流的電子( electron )與氧化態的p680 ~ + ,其中快相延遲熒光成份源于q _ a ~ -上電子回流與p680 ~ +的復合產生,慢相成份源于q _ b ~ =上電子的回流與p680 ~ +的復合產生。

In pulverized coal reburning experimental studies , simulation is made on the high temperature reburining zone in boiler . results show different kinds of coal , air excessive coefficient and temperature all have great impact on no deoxidized efficiency . how factors affecting no deoxidized efficiency under gas environment are discussed here and the importance of char reburning to deoxidize no in the whole coal is expatiated 在對超細煤粉再燃的試驗研究中,運用一維爐及模擬煙氣成功模擬了鍋爐中的高溫再燃區,揭示了不同煤種、不同過量空氣系數、不同再燃區溫度等外部條件的變化下對超細煤粉和煤焦再燃還原no效率的影響的數據,確定了在煙氣環境下各種因素對煤粉煤焦再燃還原no效率的影響規律,并對煤焦異相還原no對整個煤粉還原no的貢獻進行了討論。

6 ) the application in ceramics , porcelain enamel and pe anti - bacterial ceramics , porcelain enamel and pe was prepared by special anti - bacterial powder and arts and crafts . the anti - bacterial efficiency of ceramics could reach over 95 % when the addition of the powder was l . owt % and the sintering was in deoxidize enviroment . the porcelain enamel sample had the same anti - bacterial properties as the ceramics “ 實驗表明:粉體在陶瓷釉料中的最佳加人量為1刀t ,制備過程應控制燒成氣氛為氧化性氣氛,制備的抗菌陶瓷滅菌率可以達到95以上;在搪瓷釉料中的最佳加入量為1刀t ,制備的抗菌陶瓷滅菌率可以達到95以上。

Then light - induced - electrons were not only on conduction band but on the continuum band , mainly between 2 . 65 - 3 . 0ev . the electrons whose levels state was below o _ ( 2 ) / o _ ( 2 ) had not deoxidizing ability , it was the electrons whose level state was above 0 _ ( 2 ) / 0 _ ( 2 ) that contributed to the photocatalysis , this conclusion was also proved by experiments 理論上說明,位于02 / o2一能級之下的光生電子不具有還原能力,對光催化過程有貢獻的電子主要為位于02 / o2一能級之上的電子,實驗過程也說明, 02 / 02一能級之上電子占據狀態較多時其光催化性能較好。

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,然后將- 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并且減少了金屬還原態的流失,取得了較好的效果。

Abstract : by utlizing abundant local resource of ytirium and combining the characteristics of magnesium , barium , calcium and silicon , a sort of composite nodulizer - ytirium - based heavy rare earth nodulizer was developed which is characterized by its good desulphurizing and deoxidizing rate effect , excellent effect to neutralize anti - nodulizing effect of trace elements , strong nodulizng effect and degeneration - resistance , good effect to fine matrix structure , decreased chilling tendency and wide scope of applicatiom using this nodulizer to produce some important castings such as water - cooled wall of blast furnace and roller could increase mechanical properties of central area and casting yield 文摘:利用江西省豐富的釔基重稀土,結合鎂、鋇、硅、鈣等元素的特性開發了釔基重稀土復合球化劑,該球化劑具有脫硫、脫氧、抗干擾元素、球化和抗球化衰退能力強,細化基體組織,白口傾向小,適用范圍寬等特點,應用于高爐冷卻壁,軋輥等關鍵鑄件上可提高心部力學性能和工藝出品率。

3 . cu2o and cuo are deoxidized into cu when the oxidized powders are kept at 1073k for 30min in gas protected furnace , in which graphite is used for heating unit , while cr2o3 can not be deoxidated . so the oxidized powders can be made into cr2o3 / cu compound powders 在以石墨為發熱體材料的氣氛保護爐中,預氧化后的粉末在1073k保溫30min后, cu _ 2o被還原成cu ,而cr _ 2o _ 3穩定存在,因此可將氧化后的粉末制成cr _ 2o _ 3 cu復合粉末。

On this basis , the effect of the supersaturation degree of deoxidizing elements on the size distribution of deoxidizing products and the relationship between the total oxygen content of extra - low steel and the amount and size of oxide inclusions are discussed 在此基礎上,探討脫氧元素過飽和度對脫氧產物尺寸分布規律的影響,以及超低氧鋼全氧含量與氧化物夾雜數量和尺寸的關系。

The results are follows : chemical composition , tensile strength , yield strength and elongation accord with standard , part corrosion of outside is dew point corrosion , equable corrosion of inside is brought by deoxidized water 結果表明:其化學成份、抗拉強度、屈服強度、延伸率均符合標準要求,管材外表面局部腐蝕是因露點腐蝕造成,管材內表面受除氧水的作用均勻腐蝕。

In order to prove the anti - fatigue function , we do the experiment of mouse swimming with a heavy burden , the test of lactic acid , the test of lactic acid deoxidizing enzyme and the test of serum urea nitrogen respectively 為正實抗疲勞功能,分別作了蛇精口服液小鼠負重游泳實驗,乳酸的測定,乳酸脫氧酶的測定,血清尿素氮的測定等四個項目試驗。

Feilu : ring regeneration , aluminum , deoxidize lu : fen renewable resources and environmental protection equipment manufacturing and marketing . ( laws and regulations may not prohibit the operation ) 廢鋁易拉罐再生、鋁錠、脫氧鋁粉及環保資源再生設備制造與銷售。 (法律、法規禁止的不得經營) 。

Trehalose , a non - deoxidize disaccharide , serves as a protectant of enzymes and membranes in many microorganism , algae and lower invertebrate animals against various stress 海藻糖是由兩個葡萄糖分子以、 1 1糖苷鍵結合的非還原性雙糖,對許多生物的抗逆耐受性起著重要作用。