用過的催化劑 的英文怎麼說

中文拼音 [yòngguòdecuīhuà]
用過的催化劑 英文
used catalyst
  • : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
  • : 過Ⅰ動詞[口語] (超越) go beyond the limit; undue; excessiveⅡ名詞(姓氏) a surname
  • : 4次方是 The fourth power of 2 is direction
  • : 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...
  1. Uses : used in the manufacture of persulfate ; used in the manufacture of aniline dyes ; used in the treatment of oxidized metal surface ; used as the initiator for the polymerization of monomers ; used in decoloring and bleaching of oil, cleaning and deodorization of deteriorating barm, accelerating ripening agent ; used as additive for under - well fracturing in petroleum mining

    途:於製造硫酸鹽製造;於苯胺染料製造,甕染料發色於氧金屬表面處理;於有機合成工業中,高分子物聚合引發;油脫色和漂白,變敗酵母洗滌,脫臭,小麥;石油開採于井下壓裂添加
  2. Such as when the substrates was benzidine and a - naphthol, the absortion peak was 450nm after catalyticed by dna, and 501nm after catalyticed by pod, if changing substrate to benzidine and pyrocatechol, the absortion peak was 503nm after catalyticed by dna and 603nm after catalyticed by pod. the second difference was the different result after hplc : the result of hplc ( substrates : benzidine and a - naphthol ) showed that the products under the affect of dna and pod had different value on the peak and the area

    然後對以聯苯胺與-萘酚為底物,以h _ 2o _ 2為氧,進行高效液相色譜分析,分析結果表明dna與物酶作產物在峰面積和峰高上有不同數值;同時,不同形式dna對該反應都有活性,表明只要是生物來源dna (非特異性dna )都具有一定程度活性。
  3. In this paper, glycidyl ether, which was high epoxide value and low viscosity, was synthesized from 2 - trimethylene glycol, epichlorohydrin and the normal butyl alcohol by phase transfer catalyst based on the orthogonal experiment design

    摘要採1 , 2 -丙二醇、正丁醇和環氧氯丙烷為原料,在相轉移下反應,通正交實驗合成了高環氧值、低粘度混合醇縮水甘油醚。
  4. The research status of the world diesel exhaust aftertreatment technology is summarized systemicallyo at the same time, the development status and problems about oxygenation catalysis converter and particulate filter are analyzed on the basis of mentioned informations, we bring up a diesel exhaust cleanse system, that adopts the technique course of catalysis conversion combining particulate collection and regeneration the system collects exhaust particulate by means of efficacious filtering material it can oxidize ho co and macromolecule solvable organic via catalyst and diesel oil additive enhanced temperature will partly oxidize collected particulate and ultimately achieve the aim of exhaust reduction, after processing system frame design and trial matching, it ' s detected that the system can surely cleanse gas exhaust and particulate in addition, gas - ejected combustion - supporting regeneration for diesel particulate filter is also researched, we have rudimentarily designed the software and hardware of the g as - ejected combustion - supporting system having processed a series of trials, we discover the rules of the system credibly working these rules demonstrate the right direction for researching gas - ejected combustion - supporting regeneration technology

    本文系統地介紹了國內外柴油機排氣后處理技術研究現狀,分析了氧器和微粒捕集器發展現狀及存在問題,以此為基礎,提出了一種柴油機排氣凈系統,該系統採與微粒捕集及再生相結合技術路線,通濾材料有效濾,將排氣中微粒進行收集,藉助于和柴油添加使排氣中hc 、 co及高分子可溶性有機物氧,產生高溫使得收集到微粒部分氧,從而達到降低排放效果。通系統結構設計和試驗匹配,實現了對氣體排放物和微粒。同時,論文中還進行了柴油機微粒捕集器噴氣助燃再生研究,初步設計了噴氣助燃系統,進行了控制系統軟、硬體開發,通正交試驗,摸索出了噴氣助燃系統可靠工作一般規律,為噴氣助燃再生技術開發提供了方向。
  5. Many processes that are essential to the chemical industry use heterogeneous catalysts.

    很多重要學工業程就是使多相
  6. The elasticity polyurethane joint sealing material is one kind of joint sealing materials for concrete pavement joint which can use at normal temperature. it will solidify by chemic - reaction when commix the polyurethane preploymer, cross link agent, filling, plasticizer and catalyzer

    聚氨酯彈性嵌縫料是一種由聚氨酯預聚體主與交聯、填料、增塑以及混合后通學反應交聯固常溫施工式水泥混凝土路面嵌縫材料。
  7. Through using novel reforming catalysts and methanol synthesis catalyst, optimizing operation process, supplying the desorbed gas of psa unit to reformer, etc., the methanol synthesis process has been improved

    使及甲醇合成,優運行工藝,在轉爐入口添加變壓吸附裝置解吸氣等措施,使焦干氣制甲醇工藝技術得到進一步提高。
  8. Finally, based on summarization of development status on catalyst for isobutylene preparation from isobutane through dehydrogenation, the suggestion was given that the great effort should pay to the development, utilization reasonably of abundant isobutane resource in china

    最後,通對我國異丁烷脫氫制異丁烯開發現狀總結,指出我國應大力合理開發利豐富異丁烷資源。
  9. Through orthogonal design experiments on synthesizing p - tert - butylcstechol from hydroquinone and isobutylene by using a new catalyst prepared from cobalt naphthenate and zinc chloride, the optimum technology parameters were obtained : mole ratio was 1 : 1. 15 for hydroquinone and isobutylene, mass ratio was 100 : 20 for hydroquinone and catalyst, and the reaction temperature was 100 5

    摘要環烷酸鈷與氯鋅復配新型,以鄰苯二酚、異丁烯為原料合成對叔丁基鄰苯二酚,通正交實驗確定較佳工藝參數為:鄰苯二酚:異丁烯(物質量比) 1 : 1 . 15 ,鄰苯二酚:(質量比) 100 : 20 ,烷基反應溫度100 5 。
  10. The hydro - demetallization kinetic model and the expression of catalyst deactivation function were proposed on the base of appropriate hypothesis used in common kinetic research methods and the operation data from maoming ' s residue hydrodesulfurization treatment unit ( s - rht )

    摘要依據茂名渣油加氫工業裝置( s - rht )大量實測數據,通合理模型假定,採常規動力學模型研究方法,建立了渣油加氫脫金屬動力學模型和失活函數表達式。
  11. Ht hydroconversion catalyst has a high activity in low temperature. high ability to saturate the olefin and canvert the organic sulfide into inorganic one in gas and liquid of hydrocarbon of the natural gas. oil and coked gas in synthetic ammonia, methanol gas and hydrogen making industries

    Ht加氫轉具有優異加氫轉和烯烴飽和活性,具低溫活性較好,可於制氫、合成氨和甲醇等加氫轉反應器內,將烴類原料中有機硫和烯烴進行加氫轉和加氫飽和,以達到凈原料要求。
  12. The behavior of 1, 6 - enyne in the presence of transition metal catalysts had been extensively studied. 1, 6 - enyne cycloisomerization reactions catalyzed by transition metals and three different reaction pathways, namely cyclometalation, halorhodation and - allyl rhodium route, divided according to the reaction mechanism are summarized and discussed

    摘要1 , 6 -烯炔底物在渡金屬學行為得到了廣泛研究,重點是關于渡金屬1 , 6 -烯炔環異構反應,從反應機理角度入手,把1 , 6 -烯炔環異構反應按啟動方式總結為三類,關對這三種方式啟動1 , 6 -烯炔構應進行了詳細地總結和闡述。
  13. Based on the dimensions, structures, shapes of the pores and the surface components of the porous minerals and rocks, this paper has summed up characteristics of typical porous minerals and rocks such as attapulgite, montmorillonite, sepiolite, zeolite and diatomite, and evaluated their application as filters, sorbents, ion exchangers and catalysts in environmental engineering

    本文從微孔尺度、結構、形態、成分等表面固體特徵出發,概括性地論述了凹凸棒石、海泡石、蒙脫石、沸石、矽藻土等十幾種多孔結構礦物(巖石)在環境修復工程中濾材料、吸附、離子交換等材料時基本特徵和使時應注意問題。
  14. Tar content in the gas was influenced by the gasification conditions, such as the gasification temperature, residence time of feedstock in the gasifier and the type of feedstock, which can help us to investigate the mechanism of tar production in gasification process. catalytic cracking of tar was performed in a downstream secondary fixed - bed cracker with dolomite, limestone and alumina brick as catalysts. by comparison, thermal cracking of tar was also performed with silica carbide

    在固定床二級反應器上,實驗了白雲石、石灰石、高鋁磚等幾種焦油程以及炭硅作熱裂程,並對裂溫度( 650 950 ) 、氣相停留時間( 0 . 5 1s )和類型等程參數對焦油轉效果和熱解煤氣影響進行了分析,對各種材料性能進行了比較,力爭開發出可適於工業生物質氣系統焦油技術。
  15. Abstract : the synthetic method of pentaerythrito naphthenate by n on - acid catalyst sno was studied. the influences of mole ratio of ethanediol and naphthenic acid, a mount of catalyst, reation time, reation temperature etc. on est erification were discussed and the suitable processing conditions were found

    文摘:介紹了亞錫非酸性合成環烷酸季戊四醇脂方法,通討論醇酸摩爾比、量、反應時間、反應溫度等因素對該脂反應影響,從而確定了適宜工藝條件
  16. The development of liquid - phase oxidation of alkane under mild conditions was introduced, which includes the utilization of oxidants such as organic peroxide, ozone, hydrogen peroxide, molecular oxygen and air, and catalytic oxidative systems such as homogeneous, heterogeneous, and mimetic peroxidase catalytic systems

    摘要介紹了在溫和條件下烷烴液相氧進展,包括利有機物、臭氧、氫、氧氣和空氣為氧,利均相、多相和模擬酶組成體系。
  17. We found a novel " weight effect of catalyst to the carbon nanotube cvd growth, which can dramatically enlarge the net ratio of carbon nanotubes. furthermore, by changing the reactant, new carbon nanotubes doped with nitrogen was fabricated. secondly, based on the successful catalysis synthesis of aluminum borate nanowires, a method to synthesize this excellent enhanced material with large yield was developed

    系列實驗發現了碳納米管cvd合成中重量效應」 ,該效應能夠極大地提高碳納米管產率(凈產率達到1450 )和純度(大於90 ) ,並且有希望應於其它一維納米材料cvd合成;改變碳源,大量合成了摻有氮碳納米管。
  18. Abstract : by comparing the dehydration methods of three catalytic by comparing the dehydration methods of three catalytic esterification reactions and the catalysts used under negative by comparing the dehydration methods of three catalytic esterification reactions and the catalysts used under negative pressure, the better method of synthesizing 2 - ethylhexyl chloroacetate is using stannous oxide as catalyst under negative chloroacetate is using stannous oxide as catalyst under negative pressure

    文摘:通對三種反應脫水方法及負壓下使不同比較和通對三種反應脫水方法及負壓下使不同比較和選擇,提出了以氧亞錫為負壓脫水合成氯乙酸2 -乙基己酯方法。
  19. Finally, it briefly discusses the feasibility, the applying foreground and the approach with regard to the calculating method about the amount of catalyst provided in this paper by integrating the ascending - velocity field and cloud water field in the possible working section abstracted from the mm5 mesoscale model with the thickness of the ice crystal particles in nucleation layer and supercooled water quantity which is surveyed by the plane

    得出適合引入高度等。最後,簡要討論了mm5中尺度區域模式提取可能作業區升速場和雲水量場,並結合飛機實測核層冰晶粒子濃度、冷水量等,探討了本文提出量計算方法可行性,應前景和途徑。
  20. In order to study these questions, we researched three topics in this paper mainly : 1. we prepared zno nanowires using chemical vapor deposition ( cvd ) method based vapor - liquid - solid ( vls ) mechanism. our object was getting arrayed and controllable growth of zno nanowires through integrating the controllable ability of vls mechanism and merits of cvd and controlling the technique conditions of preparation

    針對以上存在問題,本文主要在以下三個方面進行了初步探索: 1 .採基於氣-液-固( vls )生長機理學氣相沉積( cvd )法制備zno納米線,結合vls機理對生長控製作以及cvd方法優點,通、源溫度、生長溫度和反應氣氛等工藝條件控制,得到納米線陣列生長。
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