堿化反應 的英文怎麼說
中文拼音 [jiǎnhuàfǎnyīng]
堿化反應
英文
quaternization-
The corresponding reaction of acetaldehyde is subject to general base catalysis.
乙醛相應的反應服從廣義的堿催化。Water, acrylonitrile and the galactomannan gum are added to a reactor with an alkali metal hydroxide.
水、丙烯晴和半乳甘露聚糖膠，同堿金屬氫氧化物在一起，加入到反應器中。Study on the sulfonation reaction of lignin from black liquor of alkali paper - making with bagasse
堿法蔗渣制漿黑液木質素磺化反應研究Abstract : a wide variety of natural products, e. g. alkaloids, - lactames, biotin, amino sugars has been synthesized by 1, 3 - dipolar cycloaddition reaction between nitrones and alkenes
文摘:通過硝酮與烯烴化合物的1 ， 3 -偶極環加成反應合成了許多天然產物，如生物堿、 -內酰胺、生物素、氨基糖等。It is shown that the effect of pac removing fluoride is closely related to ph value and the optimum range of ph value is between 6. 1 ? 7. 1. under this condition, further studies are made on the optimum coagulant dosage, mixing time, artificial turbidity, filtration rate and filter bed ' s depth and the optimum range of these parameters have been determined
堿式氯化鋁的除氟能力與原水的ph值有密切的關系，除氟最佳ph值范圍為6 . 1 ? 7 . 1 。在此條件下，進一步對最佳投藥量、混合時間、反應時間、人工輔助投加濁度、濾速及濾層厚度進行了研究，確定了其最優的取值。Hartshorn ( nh4oh ) was used as a new catalyst instead of acetic acid in the saponification reaction of base zinc salt of dioctyl thiophosphate ( t203 )
摘要選用氨水溶液代替醋酸作為新型催化劑用於硫磷雙辛基堿性鋅鹽（ t203 ）的皂化反應。Borohydride which supported by strongly basic ion exchange resin reduced phseseph giving polymer - supported phenylselenide anion. it reacted with, - unsaturated aldehyde or epoxide to produce corresponding selenide. respective conditions were studied also
強堿型離子交換樹脂支載的四氫化硼與二苯聯硒反應，得到載體化的苯硒陰離子試劑，它與， -不飽和醛及環氧化物反應，生成相應的硒醚.對各自的反應條件也進行了探討The synthesized single strain oligonucleotides were separated by high performance liquid chromatography. the thermostable dna polymerase was used to catalyze snupe and the reactions of snupe for two y - snp loci were developed
利用耐熱dna聚合酶催化單堿基引物延伸反應，建立2個y - snp的單堿基引物延伸反應。The effect of hexadecy pyridine choride on the dissociation constants of thymol blue bromide, cresol red, o - ckesolphthalein and thymol blue, as well as their the colour - changing ranges were studied by spectrophotometry
探討了表面活性劑氯化十六烷基吡啶形成的膠束對溴百里香酚藍、甲酚紅、鄰甲苯酚酞和百里香酚藍離解反應的離解常數的影響，同時，也研究了該表面活性劑對上述四種酸堿指示劑變色范圍的影響。Studies on the chemical reactions during the combination of veratrine with paeonflorin
藜蘆混堿與芍藥苷配伍引起的化學反應研究Unsaturated alkynyl alcohols, such as dehydronerolidol, dehydrogeranyllinalool, and dehydroisophytol, were prepared by ethynylation of turpentine derivatives, namely terpenylacetones, e. g. geranylacetone, farnesylacetone, and phyton under normal pressure in presence of alkali metal hydroxide and organic solvents
摘要松節油衍生物格萜烯基丙酮，如香葉基丙酮、金合歡基丙酮和植物酮在常壓條件，堿金屬氫氧化物和有機溶劑存在下可發生乙炔化反應，形成對應的， -不飽和炔醇化合物脫氫橙花叔醇、脫氫香葉基芳樟醇和脫氫異植物醇。However, glybetaine does not accumulate in many important crop plants such as potato, tomato or rice. among plants glybetaine biosynthetic pathway has been thoroughly characterized in sugar beet and spinach, and biosynthesis is localized in the chloroplast by a two - step oxidation of choline via the intermediate betaine aldehyde. the first enzyme, choline monooxygenase ( cmo ) and the second enzyme are all localized in chloroplast
甘氨酸甜菜堿是由膽堿起始的兩部催化反應完成的，第一個酶是膽堿單氧化酶（ cmo ） ，已經被純化，並且它是定位在葉綠體基質中；第二個酶是甜菜堿醛脫氫酶（ badh ） ，它也主要定位於葉綠體中。Studies on the double carbonylation catalyzed by a new catalytic system : cocl2 schiff - bases
希夫堿新型催化體系催化雙羰化反應的研究The dwelling zone is followed by a vertical return pin chain / stenter section, where the fabric is uniformly stretched during the gradual removal of the caustic content
膨化反應區后是垂直針板鏈拉幅段，在這里織物一邊被逐步去堿，一邊被均勻地拉幅。Results of ethynylation were influenced by factors, such as, reaction temperature, reaction time, variety of solvent, and amount of alkali
反應溫度、反應時間、溶劑種類和堿用量等因素均對萜烯基丙酮乙炔化反應結果有影響。Method of test for alkali - silica reactivity of aggregates by chemical method
用化學方法測試集料堿硅反應性的試驗方法Recent advances of chiral metal catalysts for cyclopropanation are reviewed in this paper. the chiral catalysts include metal complexes with schiff base, oxazoline, porphyrin metal, bipyridine, terpyridine, carboxylate, etc
摘要總結了近年來關于環丙烷化反應中各種手性金屬催化劑的研究進展，包括席夫堿、惡唑啉、卟啉、聯吡啶及四吡啶、羧酸酯等類型的手性化合物作為配體的金屬催化劑。Abstract : the equilibrium constant of carbonization reaction of lime white was calculated using three thermodynamics methods. the results indicate that the carbonization reaction of lim white was the neutralization reaction between acid and alkali first, and it was the transform reaction of precipitation second. the essential cognition of the carbonization reaction of lime white was deepend. it was of guiding significance for industrial production of light ( precipitation ) calcium carbonate
文摘:用3種熱力學方法計算了石灰乳碳化反應的平衡常數，結果表明，石灰乳的碳化反應首先是酸堿的中和反應，其次才是沉澱的轉化反應，從而加深了對石灰乳碳化反應本質的認識，對輕質（沉澱）碳酸鈣的工業生產有指導意義Its unique compound formula can regulate the skin ph value, inhibit excessive sebum secretion, and decompose excessive greases through oxidizing reaction with greases on the skin surface ; the shrinking factor contained can smoothen and shrink pores inward, improve roughness arising from pore blocking, make skin look tight and fine
其獨特的復合配方，能調節皮膚的酸堿度，抑制皮脂線分泌過多油脂，並能與皮膚表面的油脂發生氧化反應，使多餘油脂分解代謝，蘊含收斂因子更能暢通毛孔，令毛孔向內收縮，從而改善因毛孔阻塞而造成的粗糙問題，使肌膚看起來緊實細致。Due to their high oxidation, multiple electron transfer, and high intrinsic energy, we refer to the cells containing fe ( vi ) compounds as " super - iron " batteries with more energy capacity compared to conventional alkaline batteries. the three charge reduction of fe ( vi ) represents a high energy and capacity source of cathodes, and the products ( ferric oxide ) have been considered as an environmentally benign substance
如果fe （ ）化合物作為電池的陰極材料時，其氧化反應為3電子過程，且反應產物為fe _ 2o _ 3 （鐵銹） ，與一般傳統堿性電池相比，它是一種高能，而且放電產物對環境無污染的綠色電池，目前，它的研究已成為電池研究領域的一個熱點。分享友人