氧親 的英文怎麼說

中文拼音 [yǎngqīn]
氧親 英文
oxygen affinity
  • : 名詞[化學] (氣體元素) oxygen (o)
  1. A review of the development of organic semiconductor composite photo - conductive materials and devices was followed by a proposal of the researching theme in this thesis. the effects of fabrication arts such as solvents, gradient, interfacial layer and configurations on the photoconductive properties of the single - layer chlorodiane blue azo / tiopc composite photoreceptors were systematically studied in chapter ii. the results showed that the solvent played a decisive role in the multiphase and multicomponent system composed of two photogeneration species ( chlorodiane blue azo and tiopc ), a transporting material ( hydrozone ) and polymer binder ; 1, 4 - dioxane, as an amphiphilic solvent can effectively disperse and stabilize such multiphase and multicomponent systems, the derived photoreceptors presented improved photoconductive properties superior to those of dual - layer counterparts and demonstrated the evident synergetic enhancement and complementary effects ( eg

    結果表明:在由兩種光生材料氯丹藍偶氮和酞菁鈦、傳輸材料萘苯腙以及聚合物介質組成的多相多組分復合體系中,分散溶劑是至關重要的因素,二六環作為典型的雙性溶劑,有效地分散和穩定了該多相多組分復合體系,得到的復合單層光導體的光敏性在整體上優于雙層光導體,復合材料在可見光和近紅外光區分別表現出的偶氮和酞菁鈦的光敏性(如azo / tiopc = 8 / 2 , cgm / ctm / pc = 1 / 120 / 120時,具有明顯的互補效應;在近紅外光區明顯高於酞菁鈦與偶氮光敏性的線性加和,表現出協同增強正效應。
  2. Glutathione redox system as the important parts of defense systems was studied after exposure to sulfur dioxide at different concentrations. dna damage caused by so2 and lead acetate were also studied. protective roles of seabuckthorn seed oil on oxidative damage caused by so2 in liver and lung of mice were also investigated

    本文在整體動物水平上研究了不同濃度二化硫吸入后小鼠組織谷胱甘肽化還原系統( glutathioneredoxsystem )的動態變化規律;二化硫所致化損傷的防護作用研究;二化硫和大氣顆粒物中氣性重金屬元素鉛對dna的聯合損傷作用。
  3. Aiming at improving the lipophilic property of the conductive fillers, surface modification of conductive tio2 powders and conductive mica powders has been researched by 5 kinds of coupling agents

    摘要為了提高無機導電填料的表面油性,選擇5種偶聯劑分別對導電二化鈦粉體及導電雲母粉體進行了表面改性,活化指數評定了改性效果。
  4. In this paper, the relationship between cyanide - resistant respiration and expression of alternative oxidase ( aox ) using polyantibodies prepared by synthetic polypeptide in mung bean seedling, as well as the effects of vernalization on cyanide - resistant respiration and expression of aox in winter wheat were studied respectively. in the first part, twelve peptides, including eight conservative amino acid residues in the amino acid sequence of hydrophilic s helix of aox. were synthesized by solid - phase method

    第一部分,我們按照交替化酶( alternativeoxidase , aox )位於線粒體內膜外側水區s螺旋的氨基酸序列,用固相法合成由12個氨基酸殘基組成的多肽,將此多肽與-牛胰凝乳蛋白酶原a相連,用作半抗原,免疫家兔制備人工合成12肽的抗體。
  5. Unicolor and lilium asiatic hybrids or cultivars in lilium asiatic hybrids were researched with their parents by karyotype, soluble protein, esterase isoenzyme and peroxidase isoenzyme. the results provided identification markers of cytology and biochemistry for hybridization at the early stage in lily breeding programs. the cluster analysis according to similarity coefficient of soluble protein and peroxidase showed that " yellow " and " omega " have the most closest relation in lilium asiatic hybrids

    本研究對百合屬幾個植物的緣關系進行了可溶性蛋白質、過化物酶同工酶分析,同時對亞洲百合雜交系內雜交及其與原種系間的雜交後代進行了核型、可溶性蛋白質、過化物酶和酯酶同工酶分析,以期為百合屬植物緣關系分析提供生化依據,以及為雜交後代的早期鑒定提供細胞學、生化水平的檢測指標。
  6. This paper designs molecular structure of organic water - repellent admixture. we choose carboxylic acid that possesses amphiphilic molecular structure and sodium carbonate and potassium hydroxide as important raw materials. they carry through soaps turns reaction to synthesize polycarboxylic acid type waterproofing agent

    本文通過對有機質防水劑分子結構設計,選擇具有兩結構的羧酸(酸a 、酸b ) 、無水碳酸鈉、氫化鉀為主要原材料,通過皂化反應,合成多元羧酸系防水劑。
  7. Through the comparison between freeze - drying and heat - drying, the agglomeration and the desorption of the precursor on carbon support can be alleviated with freeze - drying method. the effects on the electrocatalysts by pretreatments of carbon support, dispersant and precursor are studied. the result shows that pretreatment of the carbon support by kmno _ 4 can add oxygen - containing functional groups on the surface of carbon, which can reduce the hydrophobicity of the carbon support, and then make it much easier for carbon to dissolve in water to form suspension ; isopropyl alcohol can make the carbon support in high dispersion in the precursor solution, which can make the precursor absorbed on the surface of the carbon

    採用高錳酸鉀化預處理的碳載體比表面積較大,表面含官能團數量較多,水性較好,有利於前軀體在碳載體表面的吸附;選取異丙醇作為預凍液中的分散劑,有利於碳載體在前軀體溶液中的分散,容易實現前軀體離子在碳載體表面的穩定吸附和分散;使用酸性pt ( no _ 2 ) _ 2 ( nh _ 3 ) _ 2作為前軀體,可以使前軀體離子和碳載體表面的酸性含官能團發生離子交換反應,使得前軀體離子吸附量增大,分散更加均勻,以上三種因素的選取都可以得到催化活性更高的pt / c催化劑。
  8. Xps showed that there were much chemical absorbing water on the ti _ ( 2 ) film surface which mainly existed in form of - oh, and the contents of - oh was increasing with the annealing temperature. hydrophilic property became better with the annealing temperature ; the essential relation between the changing of contact angle and light - induced - electrons and light - induced - cavities was studied in details. the photocatalysis of samples without heat treatment was very bad, but that of samples after heat treatment was much better

    Xps的分析表明:試樣的表面含有大量的化學吸附水,主要以羥基的形式存在,隨著熱處理溫度的升高,吸附羥基的含量在增加;水性能測試表明:隨著氣分壓的變化,其水性能變化不大,隨著熱處理溫度的增加,試樣的水性能在變好,並從理論上解釋了水性能光照前後變化和光生電子?空穴對之間的本質關系。
  9. So - called " increases the oxygen beautiful white skin " is forces the flesh circulation metabolism, every day piles up the human body the pressure creates the toxin and matter causes hormone is out of balance and the disorder mood, afresh conformity eliminate, borrows by ionization principle lead it out, gives the flesh sufficiently contains the oxygen space and balance method the human body, recuperate the qi and blood, the blood vessel gives to reply, returns to original state for is beautiful, moving, the kind charitable cheek concave - convex exquisite body

    所謂的「增玉膚」即是強迫肌膚循環代謝,將人體每日堆積之壓力所造成之毒素、物引起之荷爾蒙失調及紊亂情緒,重新整合徹底排除,藉由離子化原理將其一一引導出來,給予肌膚充足含空間及人體之平衡方法,促全身疏筋活絡、氣脈通暢、活血化瘀、細胞扭曲之筋脈、血管予以回復,還原為美麗、動人、切慈善之臉蛋凹凸玲瓏纖體。
  10. To remove dissolved oxygen in the molten metal prior to pouring, elements have been added which have high affinity for oxygen such as titanium, vanadium, niobium and magnesium

    為了在澆鑄之前消除熔化金屬中的溶解,需要在金屬中添加具有很高的氧親合力的元素,如鈦,釩,鈮和鎂。
  11. Colour stability and suspension stability of strawberry juice were studied by using different anti - browning reagents

    摘要研究了不同抗化劑和水性膠體對草莓汁色澤和懸浮穩定性的影響。
  12. 2 ) basis of upon studies, we have also designed and sythesized the mutation ii of the cmiv that been greatly changed in the 3 " of the gene comparing with nature cmiv : the ht gf3 ( the third loop region of htgf2 specifically binding to egfr receptor ) was fused to 3 " of gene of cmiv through a flexible linker. the gene of the mutation ii of cmiv was sequenced and clonged to the vector of ptxfus to fuse to the 3 " of gene of thioredoxin

    二、在以上研究的基礎上,對cmiv抗菌肽的c端進行較大的改造,即將與腫瘤細胞過度表達的表皮生長因子受體( egfr )具有高和性的因子多肽tgf _ 3通過疏水柔性接頭連接在抗菌肽cmiv的c端,設計完整的基因,並在大腸桿菌中利用ptxfus表達載體與硫還蛋白進行可溶性融合蛋白表達。
  13. Abstract : this paper describes the methods to form silver clusters in solid, liquid and gas phases ; the properties of clusters such as absorption bands, esr, redox potential, ea and ip, and their catalytic behaviours in photo - splitting water and photographic development processes

    文摘:本文綜述了在固相、液相和氣相中形成銀團簇的方法,銀團簇的主要性質如吸收光譜、 esr 、還電位、電子和勢與電離能,以及銀團簇在光解水和照相顯影過程中的催化作用。
  14. In this thesis, ti02 series thin films which have different structure and different composition were prepared by magnetron sputtering and sol - gel method. the structures and properties of these films were researched, and the product technologies of super - hydrophilicity were also preliminary studied. the results are as follows : 1

    表面橋比羥基對薄膜水性能的影響更大,而對光催化活性的影響則是羥基更大; ( 3 ) tio _ 2 - sno _ 2的復合膜、疊層膜及復合疊層膜的光催化活性及水性均優于純tio _ 2薄膜。
  15. It is showed from active exponent analysis that surface energy and polarity of the modified magnesium hydroxide are decreased ; and jr analysis shows that the stearic acide is attached to magnesium hydroxide by chemical bond

    活化指數測定結果表明改性后的氫化鎂由水疏油性變成了油疏水性;紅外光譜表明硬脂酸與氫化鎂之間形成了化學鍵。
  16. Mirtazapine was prepared by a seven - step reaction, namely nucleophilic ring - opening reaction, chlorination, cyclization, uncleophilic substitution, hydrolysis, reduction and cyclization from styrene oxide and n - methylethanolamine as the starting materials, with overall yield of 22. 6 %

    摘要以環苯乙烯和n -甲基乙醇胺為起始原料,經核開環、氯代和環合反應得到中間體1 -甲基3 -苯基哌嗪。
  17. The study of in - situ construction of cytocompatible surface on pdl - la matrix via amphiphile - amino acid ( rgd ) hybrid self - segregation - the amphiphilic diblock copolymer, poly ( dl - lactide ) - poly ( ethylene oxide ) ( pla - peo ) copolymer, containing hydrophobic pla block and hydrophilic peo block was synthesized via coupling method in this dissertation. cell - adhesion - promoting amino acids and integrin receptor peptide rgd were then immobilized at the end of peo chain of pla - peo copolymer via hydroxyl group activation technique. the solvent blending and casting method was then used to obtain the amphiphile modified pdl - la membranes

    共聚物-氨基酸( rgd )雜化體原位自修飾構建聚乳酸細胞相容性表面的研究一本論文首先設計併合成了一類含疏水聚乳酸( pla )鏈段和水聚乙烯( peo )鏈段的兩嵌段共聚物材料( pla - peo ) ,利用peo鏈端的活性官能團羥基固定了促細胞粘附的氨基酸及整合素配體多肽片段rgd 。
  18. Silane coupling agent ( kh - 560 ) with active groups was used for the treatment on silica particles in this article. the surface of silica which was treated in the way of chemical bonds was changed from hydrophilication to amhydrophilication

    本文採用具有活性基團的硅烷偶聯劑( kh - 560 )對二化硅粒子進行了表面改性,使二化硅顆粒表面由水性變為油性。
  19. Aluminum remained unknown until the nineteenth century, because nowhere in nature is it found free, owing to its always being combined with other elements, most commonly with oxygen, for which it has a strong affinity

    鋁直到19世紀才被人發現,由於鋁總是跟其他元素結合在一起,最普遍的是跟結合;因為鋁跟有很強的和力,由於這個原因,在自然界找不到游離狀態的鋁。
  20. Two pta - mutants have been selected by using suicide substrate after the mini - tn5 transposon insertion mutagenesis of klebsiella pneumoniae m5al. when used in microaerobic fermentation, the amount of acetate produced by the mutants reduced to less than 50 % of the parent strain, and the yields improved whereas the 1, 3 - propanediol titers and productivities decreased

    以klebsiellapneumoniaem5al為出發菌株,用mini - tn5隨機轉座誘變結合自殺性底物篩選的方法得到了兩株產乙酸途徑pta基因缺失突變株xl - 6和xl - 11 ,應用到微法發酵中,突變株的乙酸產量為株的50以下,甘油轉化率有所提高,但1 , 3 -丙二醇濃度和生產強度有所下降。
分享友人