相氧化 的英文怎麼說
中文拼音 [xiāngyǎnghuà]
相氧化
英文
phase oxidation-
A new pbg cover formed by digging air holes in the material is studied. lt is easier to be fabricated compared with the structure reported before
與文獻所報道的矩形氧化鋁棒結構相比，這種新的覆層結構由於採用了介質內鉆空氣孔的形式更容易加工實現。Allium ( allium sativum l. ) is a kind of buld which belongs to liliaceae. it has some pharmacological actions, such as antibiosis antivirus antioxygenation and antitumor, which has many different mechanism. and suggested that allicin has wide foreground in antitumor
大蒜是百合科屬植物的鱗莖，具有多種藥理作用，如抗菌、抗病毒、抗氧化、免疫以及抗腫瘤作用，其中抗腫瘤作用的機制不盡相同，其在抗腫瘤方面有著廣闊的前景。The qiongzhong and danxian batholiths, as the largest early mesozoic syntectonic granite intrusions in hainan island, are mainly composed of porphyritic biotite two - feldspars granitoids, in which alkali - feldspar phenocrysts and dark minerals are foliated mostly in we - direction. the granites are of metaluminous i - type. major and trace elements show co - variations with sio2, suggesting the fractional crystallization of plagioclase, hornblende, apatite and ti - fe oxides in the evolution of the granites
花崗巖的主量元素和部分微量元素成分與sio _ 2呈良好的相關關系，顯示出明顯的斜長石、角閃石、磷灰石和ti - fe氧化物等的分離結晶作用，總體上它們與大陸島弧花崗巖的微量元素豐度和分佈特徵相似，系統地虧損ba 、 nb 、 sr 、 p和ti等元素。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為氧化劑，進行高效液相色譜分析，分析結果表明dna與過氧化物酶作用后的產物在峰面積和峰高上有不同數值；同時，不同形式的dna對該反應都有催化活性，表明只要是生物來源的dna （非特異性dna ）都具有一定程度的催化活性。There was no bulk oxidation of the silver.
銀不會發生體相氧化。Liquid - phase oxidation methods, the most commonly used purification methods, have a number of shortcomings, such as high cost and the waste materials, which will pollute environment
為了清除這些非金剛石碳，最常用的是若干種液相氧化法，但是存在有成本高，廢料中含有可能污染環境的物質等缺點。Study on preparation of fluorenone by liquid - phrase oxidation
液相氧化法制取芴酮的研究Catalyst preparation study for gas - phase oxidation of fluorene to fluorenone
芴氣相氧化制芴酮催化劑製作條件的研究Various perovskite compositions have been prepared through this method and their structure, electronic and magnetic properties have been studied. in this paper, la2o3, sro2i mn, naclo4, kmno4 were used as raw materials and were synthesized into la1 - xsrxmn03 powder by employing self - propagating high - temperature synthesis ( shs ) technology and filtration processing. in addition, the mechanism of chemical reaction and microstructure formation process of la2o3 - sro2 - mn - naclo4 - kmno4 system was studied
La _ （ 1 - x ） sr _ xmno _ 3的shs合成工藝研究發現，在shs合成過程中液相量的多少和反應溫度有很大的關系，通過在反應體系內加入第二相氧化劑kmno _ 4可以控制反應進程， kmno _ 4在反應中分解得到的高活性mno _ 2利於產物的生成，一定程度上避免了氧缺位和中間產物的形成。Nano - mno2 whiskers were sucessfully synthesized by low heating solid redox reaction using potassium permanganate and manganese chloride, and offered one usful referenced method for synthesize whiskers
首次利用高錳酸鉀和氯化錳之間的低熱固相氧化還原反應成功地合成出了納米二氧化錳晶須，為合成同類物質提供了一種行之有效的參考方法。Abstract : in this paper, the preparation of the catalysts for the oxidation of fluorene to fluoreone is studied. the influences of the dipping time, calcining temperature, calcining time and the air quantity during the calcination are discussed
文摘:研究了用工業芴氣相氧化制取芴酮的催化劑製作條件，考察了浸漬時間、煅燒溫度、煅燒時間和煅燒空氣量對催化劑製作的影響Moreover, the investigation for the ma of cu - cr indicates that : with using of protective atmosphere, active carbon has a good effect on the oxidation control during milling ; the structure refining and increasing of interface and defect result in the formation of non - equilibrium phase
此外，對cu - cr難互溶體系的ma研究表明：粉末的結構細化及界面、缺陷的產生導致了ma過程中亞穩相（氧化物非晶、過飽和固溶體）的轉變與形成；與保護性氣氛相比較，活性炭對ma過程中的氧化現象有良好的控製作用。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的液相氧化進展，包括利用有機過氧化物、臭氧、過氧化氫、氧氣和空氣為氧化劑，利用均相催化劑、多相催化劑和模擬酶催化劑組成的催化氧化體系。Liquid - phase oxidation of alkane under mild conditions
溫和條件下烷烴的液相氧化進展Application of uniform design in preparing catalysts for vapor phase oxidation of toluene
均勻設計法在甲苯氣相氧化催化劑制備工藝中的應用Introduction of principle concerning chemical reation kinetics makes the homogenuous and heterogenuous oxidation reaction to obtain a certain development, however, it is believed that the heterogenuous reation is more approaching to reality
引入化學反應動力學原理使汞的均相和多相氧化反應機理得到一定發展，而多相反應被認為更接近實際。Abstract : emphasis is put on the recent development concerning the catalytic oxidation of methane to oxygenates by heterogeneous catalysis and liquid catalysis. for heterogeneous catalysis, the choice of catalysts, reaction temperature and pressure, oxygents, additives, reactors and reaction mechanism are summarized. different research systems of liquid phase oxidation of methane are reviewed
文摘:本文對甲烷催化氧化制含氧化合物的研究，從多相催化和液相催化兩個方面進行了綜述；對多相催化的研究從催化劑的選擇、反應溫度、反應壓力、氧源、反應添加物、反應器及反應機理等方面進行了總結，液相氧化的研究則對不同的研究體系進行了詳細的綜述。Sulfur dioxide, emitted by the industrial production and domestic burning fuel, and nitrogen oxides, emitted by the car exhausts and burning petrol are absorbed by the rain, forming larger raindrops, and falling on the ground. this is called acid rain. the main fuel in china is coal, which emits mainly sulfur dioxide, so the acid rain in china is sulfuric acid type of acid rain
工業生產民用生活燃燒煤炭排放出來的二氧化硫，燃燒石油以及汽車尾氣排放出來的氮氧化物，經過雲內成雨過程，即水氣凝結在硫酸根硝酸根等凝結核上，發生液相氧化反應，形成硫酸雨滴在下降過程中不斷合併吸附沖刷其它含酸雨滴和含酸氣體，形成較大雨滴，最後降落在地面上，形成了酸雨。Abstract : activated carbon fibers were treatment by the method of gas and liquid oxidizing processes. the effect of surface acidity and surface polarty were transformed. oxidative property of acf on so2 adsorpt ion was studied by chemical treatment. it can be seen from the experimental results t hat the higher are the surface acidity and polarity, the more so2 are adsorbed
文摘:通過對活性碳纖維的氣相氧化和液相氧化處理，改變了活性碳纖維的表面酸性和極性，研究了化學改性對活性碳纖維吸附性能的影響.結果表明，改性后的活性碳纖維對so2的吸附能力明顯增強The matrix and the gel, powder and pellets of composites are characterized by ir, dta, xrd, sem. the following is the results : at the transition process, existing the polymerization of si ( oc2h5 ) 4 and citric slats. ( 2 ) the transition temperature of the drier gel to powder at 400 - 600. ( 3 ) the solid solution matrix of li3. 4sio. 4v0. 6o4 has the structure of li3vo3 ( high temperature phase ). t
固溶體具有li人o3高溫導電相結構：第二相氧化物或埋鹽主要以玻璃態的形式存在於燒結體的晶界，既作為燒結助劑加速了燒結的進程，得到了均勻的、緻密的燒結0體，同時又使材料的晶界電導率得到提高。分享友人