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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Its main synthesis method is nitration of guaiacol by fuming nitric acid and glacial acetic acid as nitration agent.
它的合成目前主要采用愈创木酚硝化法,以发烟硝酸和冰醋酸混酸做硝化剂。
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Alternate outgrowthprocess is firstly used to form over 1.0μm thickArsenic heavily doped inner polysilicon layer and slightly doped outer polysilicon layer.T-shaped edge field emitters are fabricated with the HHC etchant.
首次采用"交替生长"技术生长内层厚度超过1.0μm重掺杂砷和外层轻掺杂砷的双层多晶硅薄膜,利用氢氟酸、硝酸、冰醋酸腐蚀液对不同掺杂浓度多晶硅选择性腐蚀的特点成功制备T形横向边缘场致发射阴极阵列。
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Bromoethyl acetate was synthesized by reacting ethylene glycol with an aqueous solution of hydrogen bromide(47%) and acetic acid(1:1:1.3) in the water-carrying agent, which formed an azeotrope with water but not with 2-bromoethyl acetate.
以乙二醇、w=47%和冰醋酸为原料,在带水剂的作用下合成了2-溴乙基乙酸酯。
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Methods Twenty DBA/1 mice were divided randomly into model group and control group with 10 in each, the model group were injected intradermally at the root of the tail with 100 μl emusion containing an equal volume of bovine type Ⅱcollagen solution and complete Freund's adjuvant on the 1st and 21 day. The control group were given 100 μl emusion containing an equal volume of complete Freund's adjuvant and glacial acetic acid.
取20只DBA/1小鼠随机分为模型组和对照组各10只,模型组分别于第1、21天自尾根部取3点皮内注射牛Ⅱ型胶原与褔氏完全佐剂充分乳化的胶原乳剂100μl,对照组同上方法注射褔氏完全佐剂与0.1M冰醋酸等体积乳化液100μl。
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The tumefaction extents of back metatarsus of rats before and after inflammation, times of every mouse twist in 30 minutes after celiac injection (0.7% glacial acetic acid 10 mL·kg-1), times of abnormal excretion in 1-6 h after pouring the senna, respectively, were observed.
分别观察致炎前和致炎后大鼠足跖肿胀程度、腹腔注射0.7%冰醋酸10 mL·kg-1后30 min内每只小鼠扭体反应发生次数及灌服潘泻叶后1~6 h内小鼠排异常便次数。
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Synthesis of β-methylnaphthoquinone without any catalyst in the CH_3COOH-H_2O_2 system by oxidation of β-methylnaphthalene is researched. We have discussed the feasibility of the technology.
在不添加任何催化剂的条件下,以冰醋酸为溶剂,用过氧化氢氧化β-甲基萘制取β-甲基萘醌。
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METHODS: Heparin with an aldehyde group as reducing end was prepared by nitrous acid degradation method.
将肝素钠用亚硝酸降解法降解,得到还原末端为醛基的肝素,分别溶解于二甲亚砜、含0.05 mL,0.5 mL冰醋酸的二甲亚砜溶液,再与对巯基苯胺发生还原胺化反应,用氰基硼氢化钠作还原剂,得到带巯基的肝素衍生物。
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In conclusion, the analyze enunciate: acetic acid –oxygen combination oxidation is a efficacious method.
研究结果表明:冰醋酸与过氧化氢混合氧化法是脱除该原煤中有机硫的一种有效方法。
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The direct oxidation of p-cymene in acetic acid by oxygen was catalyzed by cobalt catalyst system.
研究了在以冰醋酸为溶剂,以醋酸钴为催化剂条件下,原料配比、温度、压力等工艺条件对对异丙基甲苯氧化性能的影响。
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The method of phloroglucinol to determine the content of wheat pentosan was discussed as well.
同时对"间苯三酚-冰醋酸法"测定小麦戊聚糖的含量进行了讨论。
- 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