查询词典 acetic

2AN oxygen radicle benzene Mao water solution reaction process in, the hydrogen bromine is sour with acetic acid Mo Er compare for 1:be tetrahydroxy and 2 mols at 1:00|weigh to crystallize in the L hydrochloric acid aqua, the product accepts to lead superior turn

甲氧基苯醌水解反应过程中，当氢溴酸与醋酸摩尔比为1：1时，四羟基苯醌与2mol/L的盐酸溶液中重结晶产品收率最佳

The side chain of thioacetic acid has been sythesized from the material of acetic acid via four steps, then synthesized the key intermediate of 2-hydroxypenem via displacement, P〓induced cyclization and hydrolyzed reaction from the material of azetidinone.

以羟乙酸为原料，经四步反应合成了侧链化合物硫基取代的羟乙酸，发生取代反应导入到经七步合成的单环氮杂环丁酮中，然后发生酰化，Wittig诱导环化，水解等五步反应合成关键中间体2-羟甲基青霉烯。

Yellow Submarine' while preserving overall quality, the effects of silver thiosulphate,naphthalene acetic acid, gibberellin and benzyladenine were investigated.

黄色潜水艇'，同时维护整体素质，影响硫代银，樟脑，乙酸， 920 ( 2274 )和苄进行了调查。

Methods:LPO content was determined by TBA-Acetic acid method. Samples included healthy serum, plasma, leakage and seepage fluid from thoracicoabdominal cavity and extract materials from cells, plasma before and after taking panax quinquefolium L, serum samples after peroxidation were also taken from healthy patients, coronary heart disease, non-insulin dependent diabetes mellitus, hypertension, edible vegetable oil and its smoke condensation oil.

用TBA-醋酸法检测正常人血清，血浆，胸腹腔渗、漏出液，各细胞提取物及服用西洋参前后的血浆和经过氧化处理后的正常人、糖尿病、高血压、冠心病患者的血清及食用油脂、相应烟雾冷凝油的过氧化脂质含量。

Methods:To make model of kidney yang deficiency by injecting acetic acid cortisone in rats.It had Detected calmodulin mRNA expression level of hypothalamus-pituitary-adrenal axis in kidney yang deficiency rat and the effect of kidney tonify herbs Yougui Yin for it.

用醋酸可的松造成肾阳虚模型，以逆转录多聚酶链反应半定量法，测定肾阳虚大鼠下丘脑-垂体-肾上腺轴CaMmRNA的表达，以及补肾中药右归饮对其的影响。

In the postnatal period these cases were managed conservatively and followed by renal echogram and Tc-99m diethylene triamine penta-acetic acid diuretic renal scan as needed. Four of these six units (66.7%) resolved spontaneously within 1 to 6 months. The other two lesions deteriorated within 6 months and surgical intervention was required.

吾人采保守性疗法，而以肾脏超音波或同位素利尿剂肾脏摄影检查来追踪这些病例；其中四个肾脏病变於六个月之内自行恢复正常，另两个肾脏病变则於六个月之内渐渐恶化，最后接受了外科的矫正治疗。

There is no remarkable difference for removing proteins as consideration of de-protein rate at pH 2.5 of hydrochloric acid(69.55%) and trichloro acetic acid(73.73%).

三氯乙酸和盐酸在pH 2.5时的脱蛋白率分别为73.73%和69.55%，差异不显著，实际生产中可用盐酸替代三氯乙酸进行脱蛋白处理。

The bromine value of petroleum products was determined by potential titration in mixed solvents of glacial acetic acid,trichloromethane,methanoland sulfuric acid,this method was compared with indicator titration,the experimental results show the method relative standard deviation is smaller.

以冰醋酸、三氯甲烷、甲醇和1：5的硫酸(体积比为714：134：134：18)作为滴定溶剂，采用电位滴定法测定石油产品的溴值，并与指示剂滴定法进行对比。

The intermediate product was trichloromethyl benzyl alcohols that further reacted with acetic acid to prepare the crystal rose.

结晶玫瑰化学名为醋酸三氯甲基苄酯，是花香型香精优良的定香剂[1]，它广泛应用于人们的生活和生产中。

Results The mixing, loading and storing processes of the construction, might generate lots of occupational hazards, including toluene, dimethylbenzene, trimethylbenzene, isopropanol, butyl alcohol, propanol, methyl methacrylate, butyl acetate, methyl isobutyl ketone, methyl ethyl ketone, acetic ether, nitro-cotton, n-hexane, n-heptane, carbinol, ethanol, ethyl propionate, diisobutyl ketone, glycol ether, isoamyl acetate, 2,4-toluene diisocyanate, isophorone, noise, power frequency electric fields.

结果 该项目在混兑生产和装卸、仓储过程中，可能产生的职业病危害因素主要有甲苯、二甲苯、三甲苯、异丙醇、丁醇、丙醇、甲基丙烯酸甲酯、乙酸丁酯、甲基异丁基甲酮、丁酮、乙酸乙酯、硝化棉、正己烷、正庚烷、甲醇、乙醇、乙酸丙酯、二异丁基甲酮、乙二醇乙醚、乙酸异戊酯、2，4甲苯二异氰酸酯、异佛尔酮、噪声、工频电场。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

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。