- 更多网络例句与碱性反应相关的网络例句 [注:此内容来源于网络,仅供参考]
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The effects of the intensity of basicity and the molar proportion of reactants on the reaction are discussed.
对1,3-环己二酮在碱性条件下的甲基化反应进行了对比研究,利用IR和1H NMR对产物结构进行了表征,讨论了碱性强弱和反应物物质的量之比对该反应产物的影响
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P28 紫色 Formation of a peptide bond 肽键形成–4侧链具有的反应–形成二硫键-其它反应 Tyr,His,Arg Review Isoelectric Point Titration滴定 of an amino acid 滴定 Gly幻灯片 18 His Lys Glu Reaction of amino acids Section 4 Protein isolation and purification 蛋白质分离及提纯 Working With Proteins Experimental techniques for protein analysis and characterization Purification steps A cell contains many types of proteins In the lab we want to isolate a single protein for experiments Purification steps We first grow cells or isolate tissues that contain the protein of interest We break open the cells to produce a crude extract Use centrifugation离心 to separate soluble from insoluble material We fractionate 分离 the protein mixture based on properties of such as size, charge affinity or solubility.
丹磺酰氯与氨基酸反应生成荧光性质强和稳定的磺胺衍生物,用于多肽链NH 用于多肽链 3末端氨基酸的标记烃基化反应(1) 2,4-二硝基氟苯2,4-dinitrofluorobenzene,二硝基氟苯(二硝基氟苯 DNFB也叫做试剂。DNFB在弱碱性溶液也叫做Sanger试剂试剂中与氨基酸发生取代反应,生成黄色化合物二硝基二硝基苯基氨基酸(dinitro phenyl amino acid, DNP氨基酸氨基酸)苯基氨基酸氨基酸(2)苯异硫氰酸酯(phenylisothiocyanate, PITC)在弱碱性条件下,与氨基酸反应在弱碱性条件下,生成苯乙内酰硫脲 PTH衍生物,(phenylthiohydantoin, PTH)衍生物,即PTH-氨基酸,此反应又称之Edman反应,该反应是蛋白质或多肽氨基酸序列测定常用的反应。
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As a result, not only 3-ene isomer of cephem nucleus producing was avoided, but also the cost was reduced.
这样既降低了成本,又避免了碱性反应条件下头孢菌素母核3-烯异构体的生成。
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The invention is characterized in that phthalide of general formula, wherein n and X have the meaning cited in the description, is reacted with nitrogen heterocycles of general formula: H-Z, wherein Z has the meaning cited in the description, or with nitrogen heterocycle metal salts of general formula in the presence of an aprotic polar diluent and optionally in the presence of a basic auxiliary reaction agent.
本发明涉及制备通式的2-杂环基甲基苯甲酸衍生物的新的方法,其中n、X和Z具有说明书中给出的意义,该方法提供高收率和高纯度,其特征是,通式的2-苯并呋喃酮,其中n和x具有说明书中给出的含义,与通式的氮杂环:H-Z,其中Z具有说明书中给出的意义,或与通式的氮杂环的金属盐在质子惰性极性稀释剂中并任选在碱性反应助剂存在下反应。
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Results show that acid value of carboxylic wood powder from alkaline hydrolysis is higher,but its yield is lower than that from acid hydrolysis. The adsorption capacity of carboxylic wood powder for basic pink dye increased with increase of the initial concentration of the adsorbate,and could be kept over 500mg/g after repeated use and regeneration for 4 times.
实验结果表明:(1)在适量引发剂(FeSO4 * 7H2O=1g)和适当温度(60℃)作用下,可得到较高接枝增量和接枝率的PANW;(2)在PANW的水解反应中,在碱性催化剂作用下,可得到羧基含量高的产物,但收率较低;而在酸性催化剂作用下,则得到羧基含量低的产物,但收率较高;(3)羧基木粉对阳离子型染料--碱性桃红的吸附容量与起始浓度有关,本实验中,羧基木粉对碱性桃红的吸附容量最高可达500mg/g,对Cu2+的吸附容量最高可达39mg/g;(4)经0.3mol/LHCl再生4次后,羧基木粉对碱性桃红的吸附容量保持在440mg/g以上,在含有多种金属离子的溶液中,羧基木粉优先吸附Fe3+等硬酸型离子。
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The immediate effect of urea on the soil reaction is alkaline.
尿素对土壤反应的直接效果表现为碱性反应。
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Soluble in water, insoluble in alcohol, a significant strong alkaline reaction in aqueous solution, water and material objects are Sanshui, and eight were two types of water.
可溶于水,不溶于醇,水溶液显强碱性反应,水和物有三水物,和八水物两种。
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Several studies show that an alkaline reaction is triggered in the body owing to the intake of such raw juices, which eliminates the negative deposits around the joints.
一些研究表明,碱性反应是引发体内由于摄入果汁等原料,从而消除消极存款关节周围。
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Second, artificial feeding stool: The milk-fed infants, stool or light yellow color was gray soil quality hard, neutral or alkaline reaction.
二、 人工喂养大便:以牛乳喂养的婴儿,大便色淡黄或呈土灰色,质较硬,呈中性或碱性反应。
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"Most paints can tolerate mildly acidic reaidues better than alkaline residues or from cleaners,or indeed the iron oxide or rusted steel which also has an alkaline reaction."
绝大多数的油漆能忍受弱酸性的渣滓,却不能忍受清洁剂中的碱性渣滓,事实上铁氧化物或生锈的钢都有碱性反应。
- 更多网络解释与碱性反应相关的网络解释 [注:此内容来源于网络,仅供参考]
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alkaline solution:碱性溶液
alkaline reaction 碱性反应 | alkaline solution 碱性溶液 | alkaline storage battery 减蓄电池
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basic solution:碱性溶液
basic reaction 碱性反应 | basic solution 碱性溶液 | basin 流域; 盆地
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faintly alkaline reaction:弱碱性反应
faintly acid 弱酸的 | faintly alkaline reaction 弱碱性反应 | fair average quality 中等质量
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Immediate hypersensitivity:速发型超敏反应
Ⅰ型变态反应又称男科过敏反应(anaphylaxis),因反应迅速,故又有速发型超敏反应(immediate hypersensitivity)之称. 本型变态反应是通过抗原(致敏原)进入机体后与附着在肥大细胞孩子和嗜碱性粒细胞孩子上的IgE分子结合,并触发该细胞孩子释放生物活性物质,
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serpentine:蛇根碱
2)颜色:一般为无色.只有少数带有颜色,例如木兰花碱(Magnoflorine),蛇根碱(Serpentine)等均为黄色. 3)味感:不论生物碱本身或其盐类,多具苦味,有些味极苦而辛辣,还有些刺激唇舌的焦灼感. 4)酸碱反应:大多呈碱性反应.但也有呈中性反应的,
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basophilic cell:嗜碱性细胞
2)嗜碱性细胞(basophilic cell)约占远测部细胞总数的10%. 细胞呈椭圆形或多边形,大小不等,直径12-25μm,胞质内含有嗜碱性颗粒,较嗜酸性颗粒小. 嗜碱性细胞分泌的激素为糖蛋白,故PAS反应一般呈阳性. 嗜碱性细胞可分为三种(图9-9).
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Giving an acid reaction:发生酸性反应
Giving a basic reaction 发生碱性反应 | Giving an acid reaction 发生酸性反应 | Grading 颗粒级配
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alkaline reaction:碱性反应
alkaline hydrolysis 加碱水解 | alkaline reaction 碱性反应 | alkaline solution 碱性溶液
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alkaline aggregate reaction:碱性集料反应
alkali-silica reaction 碱矽反应 | alkaline aggregate reaction 碱性集料反应 | alkaline pump 碱液泵
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basophil leucocyte:嗜碱性白血球
\\"嗜碱性细胞去颗粒反应\\",\\"basophil degranulation test\\" | \\"嗜碱性白血球\\",\\"basophil leucocyte\\" | \\"嗜碱性\\",\\"basophilia\\"