冰醋酸
- 与 冰醋酸 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 company,covering 4.2 square km,has eleven branch and subsidiary companies,and 4,737 employees,it mainly produces polyvinyl alcohol series,polyvinyl acetate emulsion ( commonly called"bairuijiao"in China),calcium carbide, acetic acid,vinyl acetate,pentaerythrite,polyvinyl butyral resin,polyvinyl butyral film,"AVS"paint for interior and exterior walls,cement,carbonized bricks etc,over 40 chemicals and building materials.
主要有聚乙烯醇系列产品,聚乙酸乙烯酯乳液系列产品,电石,冰醋酸,醋酸乙烯,季戊四醇,聚乙烯醇缩丁醛树脂,聚乙烯醇缩丁醛胶片,AVS内外墙涂料,水泥,碳化砖等40多种化工产品和建材产品。
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Synthesis of ethyl caproate by a strong acid cation exchange resin catalyst
研究了以强酸性阳离子交换树脂为催化剂,环己烷作带水剂,冰醋酸与异戊醇合成乙酸异戊酯的反应条件。
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To observe pharmacological effects of Zangqingguo Houpian on antibacterial effect in vitro,2,4-dinitrophenol induced fever in rats,the croton oil induced swelling in mouse's ear and carrageen induced WBC movement in rat chest,rat granuloma induced by tampon,acetic-acid-induced twisting test in mouse and prednisolone acetate caused immunosuppressive mice.
采用体外抗菌、对2,4-二硝基苯酚所致大鼠发热、巴豆油所致小鼠耳肿胀及角叉菜胶致大鼠胸腔白细胞游走、棉球致大鼠肉芽组织增生、冰醋酸致小鼠疼痛、醋酸泼尼松龙致免疫低下等模型,观察藏青果喉片的药效学作用。
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Main business scope: polyformaldehyde methylal methanol sodium nitrite sodium sulfide protopine xylene glacial acetic acid soda ash Ethyl acetate ion-exchange membrane caustic soda Chloromethane AEO-9 polyethylene glycol and other major raw materials and products.
多聚甲醛甲醇甲缩醛亚硝酸钠硫化碱片碱二甲苯纯碱冰醋酸醋酸乙酯离子膜烧碱 AEO-9 氯甲烷聚乙二醇等主要原料和产品。
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It was studied in a systematic way that heme was extracted from porcine blood corpuscle by glacial acetic acid .
系统地研究了冰醋酸法提取猪血球中的血红素。
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Our subordinate companies exclusively distribute chemical raw material awarded from province and ministry such as 10,000-30,000 unit amylase, protease, high grade different propyl alcohol, cymene naphthalene, glacial acetic acids, Adipic acid, emulsifier, Sodium hexametaphosphate, industry alcohol, etc.
下属分厂专业生产省优部优淀粉酶1-3万单位、蛋白酶、植酸酶、木聚糖酶、优质异丙醇、甲基萘、冰醋酸、α-乙酰乳酸脱羧酶、乳化剂、六偏磷酸钠、工业酒精等化工原料。
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The result showed that the female immature rat's independent activity times were decreased, the drop asleep delitescence caused by pentobarbital sodium was shortened, the sleep times were prolonged, the twisting times caused by glacial acetic acid were decreased, the surviving time of swimming were prolonged, and the weight of body, uterus and ovaries were increased by female silkworm moth.
发现家蚕雌蛾粉可以显著减少雌性幼鼠的自主活动次数,缩短戊巴比妥钠引起的入睡潜伏期并延长睡眠时间,减少由冰醋酸引起的扭体次数,延长游泳存活时间,增加体重,提高子宫卵巢系数,表现出明显的镇静、镇痛、催眠、提高耐力、促进生长和生殖器官发育等作用。
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Diphenylbenzidine was synthesized by diphenylamine using glacial acetic acid and water as solvent in acidic condition.
摘 要:以二苯胺为原料,水和冰醋酸为溶剂,在酸性条件下一步合成二苯基联苯二胺,该方法具有操作简单,原料易得等优点。
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Results 1 .There were significant difference of the earlap inflammation caused by bimethylbenzene, the pain induced glacial acetic-acid, the penetrability of capillary vellsel in the abdominal cavity and the weight of rat cotton-ball granuloma between rhinitis capsule groups and vacant control groupp
结果 与空白对照组相比,大小剂量鼻炎胶囊组对小鼠二甲苯性耳壳炎症、冰醋酸致痛作用及其腹腔注射后导致毛细血管通透性增高和大鼠棉球肉芽肿均有抑制作用p
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Experimental process: jing and 3- methyl -2- methyl ethyl ketonesynthesizes by the benzene zong; Again the glacial acetic acidcatalysis produces 2, 3, 3 - trimethyl - 3H - yinduo; Again has thealkylate response production yinduo iodide after the methyl iodide;The iodide takes off molecular HI under NaOH to become freejier thealkali; Adds 5 - nitryls salicylic aldehydes in the ethyl alcohol forthe solvent under if to respond finally produces 6 '- the nitryl yinduolin spiral benzene and pinan; Through the infrared spectrum andthe ultimate analysis irrevocably proved its structure, and studiedthe annulus with to open the annulus the light to send changes colorthe performance, explained in different solvent medium ultravioletabsorption spectrometry solvent effect, and the comparisondiscoloration the response speed number difference, finally mixed itadds to the methyl methacrylate, the peroxidation benzoin formyl in the plexiglass, tested 6 '- the nitryl yinduolin spiralbenzene and pinan in the glass fatigue resistance, thethermostability.
实验过程:由苯肼和3-甲基-2-丁酮合成腙;再冰醋酸催化生成2 ,3 ,3—三甲基—3H—吲哚;再经过碘甲烷发生烷基化反应生成吲哚碘化物;碘化物在NaOH下脱去一分子HI成为费歇尔碱;在乙醇为溶剂下加5-硝基水杨醛与其反应最后生成6'—硝基吲哚啉螺苯并吡喃;通过红外光谱和元素分析确证其结构,并研究了环体与开环体的光致变色性能,解释了在不同溶剂介质中紫外吸收光谱的溶剂效应,并比较褪色反应速率数的差异,最后将其掺加到甲基丙烯酸甲酯,过氧化二苯甲酰有机玻璃中,测试6'—硝基吲哚啉螺苯并吡喃在玻璃中的抗疲劳性、热稳定性。
- 推荐网络例句
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The split between the two groups can hardly be papered over.
这两个团体间的分歧难以掩饰。
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This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.
这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。
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The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.
聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力