查询词典 ethanol

ResultsThe ethanol extracts of Calonyction aculeatum Beans could remarkably reduce mouse twisting numbers and prolong pain thresholds, meanwhile, it also reduced the elevated MDA and PGE2 productions and enhanced SOD level in mice serum and cerebrum .

结果月光花豆乙醇提取物能显著减少小鼠的扭体次数，显著延长小鼠热板反应舔足潜伏期及温浴致小鼠缩尾反应潜伏期，同时能使热板法小鼠血清和脑组织PGE2，MDA含量明显降低，SOD活性明显增强。

Objective To study the chemical constituents of the 70% ethanol extract of the aerial parts of Polygonum capitatum Buch-Ham ex D.

目的 对头花寥(Polygonum capitatum Buch-Ham ex D Don)体积分数为70%的乙醇溶液提取物的化学成分进行研究。

Objective To study the chemical constituents of the 70% ethanol extract of the aerial parts of Polygonum capitatum Buch-Ham ex D.

目的对头花蓼(Polygonum capitatum Buch-Ham ex D.Don)体积分数为70%的乙醇溶液提取物的化学成分进行研究。

The ethanol extract and ethyl acetate extract of Capparis Spinosa have the effect against skin fibrosis.

槌果藤乙酸乙酯提取物、乙醇提取物具有抗皮肤纤维化作用。

Results On week 2, 4, 6, the thickness of dermis was 23.22, 24.94, 19.97 μm respectively in mice treated with ethanol extract of Capparis Spinosa, 27.66, 26.15, 22.13 μm respectively in those treated with ethyl acetate extract of Capparis Spinosa.

目的 观察槌果藤乙酸乙酯提取物、乙醇提取物对硬皮病小鼠模型真皮厚度、Ⅰ型、Ⅲ型胶原合成及转化生长因子-β1表达的影响。

Ethyl decanoate was synthesized from capric acid and ethanol by using ferric potassium alum as catalyst.

以铁钾矾为催化剂，通过葵酸与乙醇反应合成了癸酸乙酯。

Lipase mediates esterification between caproic acid (0.6mol/L) and ethanol (0.6mol/L) in n-heptane at 40℃. The decrease in caproic acid is measured by titration and 1 unit of lipase synthetic activity is defined as 1 μmol caproic acid consumed per min.

在40℃下，脂肪酶催化己酸(0.6mol/L)与乙醇(0.6mol/L)在正庚烷中进行酯合成反应，通过滴定法测定剩余的己酸，1个脂肪酶有机相合成酶活单位定义为：在测定条件下每分钟消耗1μmol己酸的酶量。

The results were as follows:ethanol volume fraction 70%,solid liquid ratio 1∶10,extraction time 10 min,temperature 50℃,ultrasonic power(160 W). Capsella bursa-pastoris ; alkaloids ; ultrasonic ; extraction

近年来，人们用超声波技术提取植物中的生物碱、黄酮、多糖、皂甙、蒽醌、香豆素等生物活性物质[3，4]，结果都表明超声波提取比常规提取法费时少

It was found that the dehydration of ethanol over zeolite catalyst followed carbonium ion reaction mechanism, and thus the formation of ethylene, propylene and propane as the main products was well explained.

乙醇在分子筛催化剂上催化脱水反应过程遵循正碳离子机理，较好地解释了主要产物乙烯、丙烯和丙烷的生成机理。

HZSM-5 has a higher catalytic desulphurization activity, and thiophene reacting with carbonium ion which produced by methanol and ethanol over HZSM-5 is converted into sulfide hydrogen and a few amount of alkylthiophene.

结果表明：HZSM-5对于脱除焦化苯中的噻吩具有较高的活性及活性稳定性，噻吩与甲醇、乙醇反应，绝大部分被分解生成硫化氢气体逸出，而极少生成重组分的烷基噻吩。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新