醇羥基 的英文怎麼說

中文拼音 [chúnqiǎng]
醇羥基 英文
alocholic hydroxtyl group
  • : Ⅰ名詞1 [書面語] (含酒精多的酒) mellow wine; good wine2 [化學] (有機化合物的一大類 含羥基的烴化...
  • : 名詞[化學] (羥基) hydroxyl (group)
  1. Chiu, c. h., i. c. guo, and l. s. wu. 2000. effects of steroid hormones on progesterone secretion and apoptosis of caprine luteal cell line. j. chin. soc. anim. sci. 29 [ suppl. ] : 178

    費軫尹、邱智賢、陳家真、吳兩新、郭應誠。 2001 。抗牛、豬與山羊之3類固去氫酵素多株抗體的制備。中國畜牧學會會志, 30 ( 4 ) : 198 。
  2. The present work indicates the organic nf membranes and the inorganic nf membranes all have shortages, so develop composite nf membranes that have low cost, mechanically strong and thermally / chemically - resistant, easy to cleanout and good performances is a very important task. in this paper, the preparation of inorganic - organic composite nf membranes were presented. this composite comprise a porous sio2 / al2o3 support substrate, the pore diameters of which ranging from 10 to 15 nm, this inorganic support substrate having a polymer membrane which comprises an polyvinyl alcohol ( pva ) or polyamide ( pa ) densely deposited on at least one of the face surfaces thereof, the structural porosity of such pva and pa membrane ranging from 3 to 5 nm

    本論文以開發無機?有機復合納濾膜為出發點,首先在al _ 2o _ 3多孔微濾膜上利用溶膠?凝膠法制備sio _ 2 al _ 2o _ 3無機復合超濾膜作為無機?有機復合納濾膜的膜;選用聚乙烯和聚酰胺為表面功能層材料,分別探討了以丁二酸和磺水楊酸為混合交聯劑,採用浸塗法制備了聚乙烯sio _ 2 ? al _ 2o _ 3復合納濾膜;以均苯二甲酰氯、哌嗪和二胺為單體,採用界面聚合法制備了聚酰胺sio _ 2 ? al _ 2o _ 3復合納濾膜,並對影響膜性能的諸多因素進行系統研究。
  3. Cyanohydrins are biologically active compounds used in synthesis of - amino alcohols, - hydroxy ketones and - hydroxy acids, which have importance as fine chemicals, pharmaceuticals and agrochemicals

    是合成-氰類, -酮類及酸類化合物的重要生物活性物質,這些化合物又是精細化工、制藥和農用化學品領域的重要原料和中間體。
  4. Two kinds of flavonoids in water extracts, water - extraction and alcohol precipitation, alcohol extracts were found by paper chromatography. they were separated and purified by thin - layer chromatography, one of which was primarily identified by uv as 4 ", 5 - dihydroxy - flavonol etherification or 4 ", 5, 8 - trihydroxy - flavonol etherification

    水提物、水提沉物、提物等3種提取物紙層析結果顯示有兩種黃酮類化合物,經薄層層析分離純化,並進行紫外光譜分析,初步測定其中一組分為4 , 5 -二黃酮醚或4 , 5 , 8 -三黃酮醚。
  5. Glycol is oxidized rapidly by it to oxalic and glycolic acids.

    乙二迅速地被它氧化,生成草酸和醋酸。
  6. Manufactures a range of brominated aromatics, phenylhydrazine and hydrazide derivatives, heterocyclic compounds, and a series of other intermediate chemicals. also imports and trades in several organic chemicals

    - d -對苯甘氨酸, d -對苯甘氨酸鄧鉀鹽,雌莫司汀磷酸鈉,雌二氨芥磷酸鈉的生產廠家。
  7. Uses : used as desizing agent and bleach activator ; used in the oxidation and degradation of waste materials in pools and the closed and circling water ; used in modification of starch, production of bonds and coating materials ; used in the oxidation of alcohol and linalool ; used as an essential component of bleaching formulations for hair cosmetics

    用途:用於脫漿劑和漂白活性劑;用於水池及封閉循環處理水中有害物質的氧化降解;是生產澱粉的調節劑,並應用於粘合劑的塗料生產中;用於支鏈氧化、乙和芳香族氧化;染發劑的本成分之一,起脫色作用。
  8. The oh functionality of the polyether may be controlled by using modifiers such as glycidol, ethylene glycol, water or trimethylol propane.

    用縮水甘油、乙二,水或三丙烷等改良劑,可控制聚醚的官能團。
  9. The oh functionality of the polyether may be controlled by using modifiers such as glycidol, ethylene glycol, water, or trimethylol propane.

    可用縮水甘油,乙二,水或三丙烷等改良劑,可控制聚醚的官能團。
  10. Its headquarter is located at xinkailu no. 8, xuanhua district of zhangjiakou city. its main products include ziyun brand civil explosive products series : powdery ammonium nitrate explosive emulsion explosive industrial fuse ; ziyun brand fine chemical products series : glyoxalic acid 5 - 4 - hydroxyphenyl hydantoin p - hydroxyphenylacetic acid p - hydroxyphenylacetamide allantoin daidzein bufexamac ; aaa brand fine chemical products series : ethylamine methanol trimethylacetic acid tert - valeryl chloride ; great wall brand agricultural chemical fertilizer products series : ammonia urea ammonium bicarbonate ; chenguang brand calium carbide chenguang brand acetylene carbon black xuguang brand dissolved acetylene ; and the others as sulphur ammoina liquor oxygen nitrogen, etc.

    公司現有主要產品為,紫雲牌民爆產品系列:粉狀硝銨炸藥乳化炸藥工業導火索紫雲牌精細化工產品系列:乙醛酸對苯海因對苯乙酸對苯乙酰胺尿囊素大豆甙元丁苯酸三a牌精細化工產品系列:乙胺甲特戊酸特戊酰氯長城牌農化產品系列:合成氨尿素碳銨晨光牌電石,乙炔炭黑旭光牌溶解乙炔。
  11. Gc binds to mr with higher affinity than gr. this gc - receptor interaction is also controlled at the pre - receptor level by two important factors : corticosteroid binding globulin ( cbg ) and 11 b - hydroxysteroid dehydrogenases ( 11 - hsds )

    糖皮質激素與受體結合的量除與血漿中糖皮質激素水平、皮質結合蛋白( cbg )濃度有關外,還受到細胞內受體前糖皮質激素代謝酶? 11 -類固脫氫酶( 11 - hsd )的調節。
  12. Abstract : renews in this paper of the surfactant oil based for surface activies agent of anionic ( alcohol sulfate, sulfonata, acetyl cyanamid, and oleie methyl ester sulfonat etc. ) surface a ctivies agent of nonionic ( apg, alcohol polyxyethnyl ether, alkyl polyoxyethnyl alnyl hydroxyl ether etc. ), for technique improvement and develcpment trends

    文摘:綜述了油表面活性劑中陰離子表面活性劑(硫酸鹽, -磺酸鹽、酰氰胺、油酸甲酯磺酸鹽等) ,非離子表面活性劑( apg 、脂肪聚氧乙烯烷醚、烷聚氧乙烯烷醚等)的技術進展及今後發展趨勢。
  13. A butylated hydroxyanisole or butylated hydroxytoluene or mixtures thereof within the limits specified in part ii of this schedule may be used in conjunction with propyl gallate or octyl gallate or dodecyl gallate or mixture thereof within the limits specified, provided that the total amount of antioxidant shall not exceed, in the case of anhydrous oils and fats and vitamin oils and concentrates, and partial glycerol esters, 300 parts per million, in the case of butter for manufacturing purposes, 240 parts per million and in the case of essential oils and isolates from the concentrates of essential oils, 1000 parts per million

    A不超逾本附表第ii部所指明分量的經丁化作用的茴香醚或經丁化作用的甲苯或其混合物,可與不超逾指明分量的丙?酸鹽或辛?酸鹽或十二烷?酸鹽或其混合物同時使用,但添加於無水食油及脂肪維他命油及其濃縮物及部分丙三酯的抗氧化劑總分量,不得超逾百萬分之300 ,添加於作製造用途的牛油的抗氧化劑總分量,不得超逾百萬分之240 ,而添加於香精油及香精油濃縮物的分離物的抗氧化劑總分量,則不得超逾百萬分之1000 。
  14. This thesis consists of four chapters : ( 1 ) a review ; ( 2 ) study on the optical chemical membrane for detection of lead ion by using 2 - hydroxy - 1 - naphthaldehydene - 8 - aminoquinoline as fluorescence indicator ; ( 3 ) study on the optical chemical membrane for detection of lead ion by using meso - ( 4 - methyloxyphenyl ) porphyrin as fluorescence indicator ; ( 4 ) study on the optical chemical membrane for detection of lead ion by using 2 - methene - benzimidazole monoaza - 18 - crown - 6 as fluorescence indicator. in chapter one, the laboratory method for determination of lead ion, the progresses of chemical sensor for detection of lead ion recently and the introduction of the basic theory, relative merits of sol - gel and its application in optical chemical sensor were involved

    第二章利用有機改性的溶膠-凝膠包埋方式,以2 -- 1 -萘甲醛- 8 -氨喹啉為熒光指示探針,結合正交實驗方法探索了幾個重要因素,如加水量、硅比、催化劑、添加劑等對成膜性的影響,制備了對水中鉛離子有較好響應的傳感膜,其線性范圍為1 . 0 10 - 7 ~ 5 . 0 10 - 5mol / l ,檢測限為3 . 6 10 - 8mol / l 。
  15. Green tea contains a number of flavonols with the basic structure specific flavonols found in tea include myricetin ( hydroxyls at carbon 3 ', 4 ', and 5 ' ), quercetin ( hydroxyls at positions 3 ' and 4 ' ), and kaempferol ( hydroxyl at position 4 ' ), and their glycosides

    綠茶含有一些黃酮,其本化學結構為:茶中特有的黃酮有楊梅黃酮( 3 ' 、 4 ' 、 5 '碳位上化) 、豕草花粉苷( 3 '和4 '碳位上化) ,莰非( 4 '碳位上化) ,以及它們的糖苷物。
  16. In fact xylitol, a polyol widely used in chewing gum is more effective in preventing tooth decay than any other polyols

    事實上,口香糖中的木糖也是一種糖,它比其他的多化合物更能防止蛀牙的發生。
  17. Standard practice for polyurethane raw materials : determining hydroxyl number of polyols by near infrared spectroscopy

    聚氨甲酸乙酯原料的標準實施規范:利用近紅外譜法測定多元中的
  18. 08. 03 method for testing polyurethane polyol raw materials : determination of hydroxyl numbers of polyols

    聚氨酯多元原材料測試方法:多元醇羥基數測定
  19. Polyglycols for industrial use. determination of hydroxyl number. phthalic anhydride esterification method

    工業用聚乙二.數值的測定.鄰苯二甲酸酐酯化法
  20. Plastics - polyols for use in the production of polyurethane - determination of hydroxyl number

    塑料製品.聚氨酯生產用多元.數值測定
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