醛化作用 的英文怎麼說

中文拼音 [quánhuàzuòyòng]
醛化作用 英文
hydroformylation
  • 醛 : 名詞[化學] （有機化合物的一類） aldehyde
  • 用 : 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...
  1. Contemporary, this product can affixture the electrical granules onto walls and floors to cleanse the air to make human feel well by releasing the anion to barges against the granule in the atmosphere. put this product into any position in the chamber can maintain its good effect

    據國家室內裝飾環境檢測中心檢測表明：竹炭對苯甲醛tvoc等有害氣體，具有很強的吸附作用，能凈化空氣，保持空氣清新自然。
  2. This reaction involves disproportionation of the aldehyde.

    這個反應就是醛的歧化作用。
  3. Effect of active component of four types of chinese herbs on aldose reductase activity and non - enzymatic protein glycation in d - galactose induced rats

    半乳糖誘導大鼠醛糖還原酶活性和蛋白非酶糖化的作用
  4. Studies on the structure optimization of bis - schiff base deri ved from 4 - amino - antipyrine and 1, 4 - benzenedialdehyde and spectra properties of the ligand with co

    氨基安替比林縮對苯二甲醛雙希夫堿的結構優化及其與鈷離子作用的光譜研究
  5. Analgesic effect of transplantation of microencapsulated bovine chromaffin cells on formalin induced pain in rats

    微囊化牛嗜鉻細胞移植對甲醛致痛大鼠鎮痛作用的效應
  6. It may be synthesized directly from ammonia, carbon dioxide, and a donated methyl group ; derived from serine ; or derived from glycerate 3 - phosphate by transamination of glyoxylate

    甘氨酸來源於絲氨酸，或由乙醛酸經轉氨作用生成的甘油3 -磷酸轉化而成。
  7. The main study in this paper included as follows : the content and distribution of heavy metals in sediments and benthic organisms from the sewage stream in guangzhou city ; the acute toxicity and joint toxicity of mercury and selenium to swordtail fish ( xiphophorus helleri ) ; the damage of mercury to the indexes of antioxidant system in the gills and livers in swordtail ( including the measurement of the activities of total antioxidative capacity [ t ~ aoc ], superoxide dismutase [ sod ], glutathione peroxidase [ gsh - px ] and the concentration of malondiald - ehyde [ mda ] ) and the relief effects of selenium on it, as well as the physiological damage of mercury on the tissues, namely : the antagonistic effect of na + - k + ~ atpase activity on the tissues between selenite and mercury, and the ultrastructural damage under the exposure of mercury

    研究內容主要有：廣州市河涌沉積物及底棲生物體內重金屬含量及評價；汞和硒對劍尾魚的急性毒性和聯合毒性及安全濃度的評價；汞對劍尾魚鰓和肝臟中抗氧化系統的毒性，包括對總抗氧化能力、超氧化物歧化酶、谷胱甘肽過氧化物酶活力及丙二醛含量的測定及硒對其保護作用；汞對劍尾魚組織生理毒性即：汞對na ~ + - k ~ + atpase活力的影響及硒的保護作用和汞和對劍尾魚組織超微結構的損傷等。以高氯酸?硝酸消化法和火焰原子吸收分光光度法測定了廣州市河涌沉積物和底棲生物中重金屬含量。
  8. It is suggested that the introduction of ethanol as solvent not only decrease the viscosity of composites allowing the easy mass transfer of resin and curing agent during curing, but also weakens the intermolecular interaction of novolac resin resulting better miscibility of resin and clay

    研究表明，乙醇的加入可以減小體系的級度，利於酚醛樹脂和固化劑擴散到粘土層間；同時又減弱了酚醛樹脂自身的相互作用，改善了酚醛和粘土的相容性。
  9. It is broken down by a reversal of the first two pathways, or by deamination to glyoxylate, followed by conversion to malic acid and further breakdown in the krebs cycle

    它可在前兩種方法中被分解，或者通過脫氨作用生成乙醛酸，然後轉化為蘋果酸，進一步在三羧酸循環中被分解。
  10. As a main indoor air pollutant, formaldehyde is very harmful. one of the harmful effects is airway irritation or airway neurogenic inflammation which results in sick building syndrome ( sbs ), multiple chemical sensitivity ( mcs ) and so on. since indoor air formaldehyde pollution is getting more serious than before people take more attention on it

    作為室內空氣主要污染物之一，甲醛的危害是多方面的，其中之一就是氣道刺激作用或稱氣道神經源性炎癥，可以導致不良建築物綜合征（ sickbuildingsyndrome ， sbs ） 、多重化學敏感癥（ multiplechemicalsensitivitv ， mcs ）等。
  11. There were limited reports about the metabolism catalyzed by ugt1a9. ugt1a9 mainly catalyze the glucuronidation of hydroxyl to produce o - glucuronide. besides, ugt1a9 also catalyze the glucuronidation of carboxyl and hydroxylamine compounds

    有關ugt1a9的代謝作用研究不多，從文獻報道來看， ugt1a9主要催化羥基上的綴合反應，形成o -葡醛酸苷，此外它也能與羧基、羥肟酸形成葡醛酸苷。
  12. This paper stuffed with twelve important grain and vegetable crops, studied the injury symptom, dose reaction, injury threshold value and influential factor of main pollutant so2 on various plants, tested the dynamic transformation of pod, cat, mda, soluble protein, free pro and chlorophyll of resistant plant and sensitive of these physiological biochemical transformation with plant resistant ability. meanwhile, simply studied the protective role of the five compounds on plant. the result indicated the followings

    本實驗以12種重要的糧食和蔬菜作物為研究對象，研究了主要大氣污染物二氧化硫（ so _ 2 ）對不同植物的傷害癥狀、劑量反應、傷害閾值以及影響因素，測定了抗性和敏感植物在受到so _ 2污染后植物體內過氧化物酶（ pod ） 、過氧化氫酶（ cat ） 、丙二醛（ mda ） 、可溶性蛋白質、游離脯氨酸和葉綠素的動態變化，並分析了這些生理生化變化和植物抗性的相互關系，同時還對5種化合物溶液對植物的保護作用進行了初步研究，結果表明： 1
  13. A performance test shows that the air sterilization efficiency can be considerably improved and formaldehyde and carbon dioxide can be absorbed notably by using the process

    實測表明，使用該流程的車載消毒器殺菌率顯著提高，並對甲醛、二氧化碳有明顯的消除作用。
  14. The traditional catalyst used in acetal ( ketal ) synthetic reaction is strong inorganic acid. but there is some limits to its use because of its side reaction, strong erosion and liability to pollute the environment. molybdophosphoric acid is used as catalyst and three condensation products are prepared through the direct reaction of aldehydes ( ketones ) and ethylene. in addition, several elements of affecting the reaction is researched. it is proved that molybdophosphoric acid is very active as catalyst in less addition, the product yield is quite high and the quality of reuse is quite good

    縮醛（酮）合成反應的傳統催化劑為無機強酸，但由於副反應多、腐蝕性強和易污染環境等缺點，其使用受到限制.用磷鉬酸為催化劑，通過醛（酮）與乙二醇直接反應得到了三種縮合產物.對影響反應的諸因素進行研究，結果表明，用磷鉬酸作催化劑，用量小，活性高，產品收率較高，且重復使用性能較好
  15. Abstract : the traditional catalyst used in acetal ( ketal ) synthetic reaction is strong inorganic acid. but there is some limits to its use because of its side reaction, strong erosion and liability to pollute the environment. molybdophosphoric acid is used as catalyst and three condensation products are prepared through the direct reaction of aldehydes ( ketones ) and ethylene. in addition, several elements of affecting the reaction is researched. it is proved that molybdophosphoric acid is very active as catalyst in less addition, the product yield is quite high and the quality of reuse is quite good

    文摘:縮醛（酮）合成反應的傳統催化劑為無機強酸，但由於副反應多、腐蝕性強和易污染環境等缺點，其使用受到限制.用磷鉬酸為催化劑，通過醛（酮）與乙二醇直接反應得到了三種縮合產物.對影響反應的諸因素進行研究，結果表明，用磷鉬酸作催化劑，用量小，活性高，產品收率較高，且重復使用性能較好
  16. Hydroperoxides were produced from unsaturated fatty acid in oils catalyzed by lipoxygenase, then in the hydroperoxide lyase, the grassy green and leafy green aroma volatile aldehydes were made

    摘要脂肪氧合酶催化油脂中的不飽和脂肪酸生成氫過氧化物，氫過氧化物再在裂解酶的作用下，生成具有青草香、青葉香香氣特徵的揮發性醛類物質。
  17. In view of the poor thermal stability of polyoxymethylene ( pom ) induced by the residual catalyst and unstable end groups formed in the synthesis of pom. the pom was treated by amine, and the effects of the variety of amine compounds, treatment technology and water content on the thermal stability of pom were investigated ; the effect of triethanolamine on the thermal stability of pom was further studied by means of isothermal mass loss, isothermal mass loss rate, and formaldehyde emission amount

    摘要針對聚甲醛由於合成中殘留催化劑及不穩定端基導致其熱穩定較差的問題，採用胺對聚甲醛進行處理，並考察了胺種類、胺處理工藝及水用量對聚甲醛熱穩定性能影響；採用等溫熱質量損失率、等溫熱質量損失速率、甲醛釋放量分析等方法對三乙醇胺對pom的熱穩定作用進行了進一步研究。
  18. Normally, the polymerization of resorcinol ( r ) with formaldehyde ( f ) catalyzed by sodium carbonate results in the formation of dark red, transparent rf organic aerogels via a sol - gel process, acid aging process, and supercritical fluid drying or ambient pressure drying

    通常以間苯二酚和甲醛為原料，在碳酸鈉催化作用下，經溶膠-凝膠過程、三氟乙酸老化、超臨界乾燥或常壓乾燥及高溫炭化過程可得到炭氣凝膠。
  19. Propofol and paracetamol are compounds that have phenol hydroxyl and propranolol and propafenone are those that have aliphatic ones. among the four compounds, propofol is the specific substrate of ugt1a9 and can be served as the comparison reference of enzymatic activity. based on the study of four compound, four kinds of isoflavone compounds, i. e., quercetin, kaempferol, isorhamnetin and

    在上述四種化合物研究的基礎上，考用類黃酮化合物對叭xs有各種影響，並且具有各種酚羥基結構，本實驗選擇了四種類黃酮化合物即們皮素、山費酚、異鼠辛素和蘆丁作為底物，觀察ix ； 1 』 iag對它們代謝的作用情況，試圖了解ijgtiag在這些化合物的葡醛酸代謝過程中所起的作用。
  20. Cinnamaldehyde exhibit the functions of sterilization, freshness preservation and deodorization, and it is widely applied to the fields such as flavor, pharmacy, daily chemical, additive and so on, in this paper, the application of cinnamaldehyde in essence and flavor, daily chemical and food additive industries were emphatically introduced

    摘要肉桂醛具有殺菌、保鮮、除臭等功能以及良好的持香作用，因此廣泛應用於香料、制藥、日化及添加劑等領域，本文重點闡述了肉桂醛在香精香料、日用化學品及食品添加劑方面的應用。
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