查询词典 acetic

5The organic acids in koumiss had apparent inhibitory effect to bacillus subtilis.Lactic acid was important for inhibition, the presence of acetic acid and alcohol improved the inhibitory effect.

酸马奶酒中有机酸对枯草芽胞杆菌有较强的抑菌作用，乳酸起主要作用，醋酸和酒精起增效作用。

Chemical and microbiological compositions of 12 samples of traditionally home-made koumiss in Xingjiang Uighur Autonomous Region were determined. The average contents of fat, protein, lactose, ash, calcium and phosphorus were 2.07g/100mL, 2.22g/100mL, 3.03g/100mL, 0.28g/100mL, 82.27mg/100mL and 58.20mg/100mL respectively. On average, pH was 3.90, titratableacidity was 134.25°T, lactic acid content was 10.99g/L, acetic acid content was 1.50g/L, citric acid content was 0.09g/L, ethanol content was 14.94g/L. The counts of lactic bacteria in 10 samples were 1.07～9.70×107cfu/mL, 1 sample was 1.38×108cfu/mL, another sample was 2.06×106cfu/mL; the counts of yeast in 1 samples was 3.20×104cfu/mL, 5 samples were 1.80～6.60×105cfu/mL, and 6 samples were 1.06～2.72×106cfu/mL. 33 strains isolated from 12 samples of traditionally home-made koumiss collected from Xingjiang Uighur Autonomous region belonged to Lactobacillus.

本项研究，对采集于新疆伊犁哈萨克族自治州、博尔塔拉蒙古族自治州和巴音郭愣蒙古族自治州 3 个地区的 12 份酸马奶样品，进行了化学和微生物组成分析，并对从中分离到的 33 株杆菌分离株，进行了属种鉴定，同时还对耐酸性菌株进行了初步筛选，结果表明： 12 份酸马奶样品的脂肪平均含量为 2.07g/100mL ，蛋白质平均含量为2.22g/100mL，乳糖平均含量为 3.03g/100mL，灰分平均含量为 0.28g/100mL，钙平均含量为 82.27mg/100mL，磷平均含量为 58.20mg/100mL；pH 值平均为 3.90，酸度平均为 134.25oT，乳酸平均含量为 10.99g/L，乙酸平均含量为 1.50g/L，4 份未检出，8 份柠檬酸平均含量为 0.09g/L，乙醇平均含量为 14.94g/l；1 份乳酸菌数为1.38×108cfu/mL，1 份为 2.06×106cfu/mL，其余 8 份在 1.07～9.70×107cfu/mL 间；1份酵母菌数为 3.20×104cfu/mL，5 份在 1.80～6.60×105cfu/mL 间，6 份在 1.06～2.72×106 cfu/mL 间。

Methods The models of the gastric mucosal injury induced by ethano l and acetic acid were used in rats.

用乙醇和醋酸烧灼致大鼠急、慢性胃粘膜损伤方法，观察胃宝冲剂5g/kg、2.5g/kg、1.25g/kg灌胃给药后对胃粘膜损伤的保护作用，并与胃苏冲剂比较。

The results show that,after the exciting of 0.05mol/L sulfuric acid and acetic acid,the capability of composite slag cement advanced.

试验表明：在0.05mol/L的硫酸和醋酸激发下，复合渣水泥各项性能指标得到较大的提高。

Thus we conclude that JA might be one of the potent factors, other than auxin, involving in the regulation of LR formation.3. Relationship between JA and SA on LR formation in rice seedlingMouse monoclonal antibodies against salicylic acid was produced and characterized for the first time. The McAb S2-8F, were derived from an immunogen in which 5-aminosalicylic acid (5-ASA) was conjugated to KLH (hemocyanin from keyhole limpets) through its-NH2 group.

实验结果还表明IBA对水稻幼苗侧根发生的促进作用可能并非是通过转化为吲哚乙酸(indole-3-acetic acid，IAA)而实现，因为外源IAA不能促进水稻幼苗侧根的发生，荣莉酸对水稻幼苗侧根发生的诱导效应及其与生长素和水杨酸的关系却和 IBA一样可以抑制种于根伸长及促进侧根伸长，只是IAA具有这种效应需要的浓度是IBA的20多倍。3。

Results: The polymer taking MAA as functional monomer and acetic ether as solvent obtained higher selectivity for desloratadine.

结果：研究表明，采用MAA为功能单体，以乙酸乙酯做溶剂合成的地氯雷他定MIP对模板分子的结合性最佳。

Lappaconite hydrobromide was regarded as positive control medicine, and used acetic acid-induced test study the analgesic activity of different solvent extracts of Meconopsis quintupcinervia Regel.

采用加热回流法提取五脉绿绒蒿，以氢溴酸高乌甲素为中度以上镇痛阳性对照药，利用醋酸致小鼠扭体为指标，研究五脉绿绒蒿不同溶剂提取物的镇痛活性。

Molecular Formula and Molecular Weight : C27H32O14; 580.53Melting Point and solubility: When crystallized from water ,it contains 6 to 8 mol H2O, mp 83℃. After drying at 110℃ to constant weight, it contains 2 mol H2O, mp 171℃. Sol in methanol,alcohol, acetone, warm acetic acid,dil alkali and hot water.

熔点及溶解度：纯品柚皮甙中结晶水的含量及其熔点因结晶和干燥方法而异，以水作溶剂结晶所得柚皮甙分子中含6～8个结晶水，熔点83℃；而在110℃下干燥至恒重后得到的柚皮苷分子含有2个结晶水，其熔点升至171℃。

By simply stirring L-dopa methyl ester 1 and aldehyde 2 with anhydrous sodium acetate in acetic acid at room temperature for several hours, we obtained the desired 1, 3-syn compound 3 predominantly.

Et-743类似物的合成：由于化合物14 C-1位的保护基没能脱除，所以我们决定调整合成路线，采用了先将化合物13的C-1位的保护基脱除，再将C-21位羰基还原氰基化的策略。

Acetic acid equipments using material in PTA, PVA, aldehyde oxidation and methyl alcohol carbonyl synthetic four plants in chemical industry and chemical fibre production are analyzed.

对化工化纤生产中的精对笨二甲酸、聚乙烯醇、乙醛氧化生产醋酸与甲醇羰基合成醋酸4个装置醋酸设备用材进行分析，并对含Cl-、含Br-、含I-的醋酸及含Cl-的甲乙混酸对不锈钢、铜、钛与镍基合金等金属材料腐蚀原因作了讨论。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。