查询词典 acetic acid bacteria

In order to prepare the high effective lactic acid bacteria starter concentrates,the culture with concentration of lactic acid bacteria was studied through using a compound medium,buffer salt and neutralizer in this paper.

为制备高效浓缩乳酸菌发酵剂，通过综合运用复合生长培养基、缓冲盐法及化学中和法，对乳酸菌的浓缩培养进行了研究。

Studied on the antibacterial characterization stability of two lactic acid bacteria which had higher inhibitory activity against indicator organism－ Listerial monocytogenes and Bacillus subtilis in all isolated lactic acid bacteria of the koumiss collected from the herdsman′s home in Inner Mongolia-XiLinGuoLe region.

从内蒙古锡林郭勒盟牧民自制的酸马奶酒中，筛选了两株抑制指示菌－单核细胞增生李斯特氏菌和枯草芽胞杆菌活性最强的乳酸菌，通过质粒的提取和分析，研究其抑菌特性的稳定性。

A two factorial trait was designed to study the effect of level of lactic acid bacteria on the quality of rice stalk silages, the experiment material was fresh rice stalk (dongnong 03-8)and lactic acid bacteria.

为探索乳酸菌添加水平对整株水稻秸青贮发酵品质的影响，本试验选用鲜稻秸(东农03-8)为青贮原料和乳酸菌制剂为试验材料，按2×4二因素试验设计，在鲜稻秸中添加乳酸菌进行青贮。

Acetylsalicylic acid was synthesized from salicylic acid and acetic anhydride catalyzed by strong-acid cation exchange resin.

以水杨酸和乙酸酐为原料、强酸阳离子交换树脂为催化剂合成阿司匹林。

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我公司可提供农药，医药，兽药中间体，有四十八种产品(对溴苯酚对溴甲苯溴仿 1-溴庚烷柠檬酸三乙酯 1，2，3-三溴丙烷 3-氯-4-氟溴苯对溴乙苯 4-溴-2-氯苯胺溴乙酸乙酯 2-溴-5-氯甲苯 3-溴丙酸甲酯 1，6-二溴己烷 1-溴-4-硝基苯邻甲氧基苯甲醛溴乙酸丙酯对氟甲苯溴代十二烷对碘甲苯四溴乙烷溴代叔丁烷柠檬酸三丁酯 2-溴氯苯间羟基苯甲醛溴丁烷 2-溴丙酸黎芦醛溴已烷间溴三氟甲苯对溴苯腈对溴乙苯邻溴甲苯溴代环已烷溴代环戊烷糠溴酸马来酸二丁酯溴丙烯乳酸乙酯间溴苯胺间溴苯甲醚邻氟苯酚邻氟苯腈对氨基苯甲醛对溴苯胺对溴苯甲醛对溴苯甲酸)希望广大客户与我司联系！

A method used to simutaniously analyze the residues of herbicides (4-chloro-2-methylphenoxy) acetic acid, 2-(4-chloro-2-methylphenoxy) propanoic acid and 4-(4-chloro-2- methylphenoxy) butanoic acid in garlic was developed.

建立了基质固相分散－高效液相色谱法同时测定大蒜中2-甲基－4-氯－苯氧乙酸、2-甲基4-氯－苯氧丙酸、2-甲基－4-氯－苯氧丁酸3种苯氧羧酸类除草剂残留的方法。

Among 3 cultivars, B17 occupied the least green odor contents of aromatic constituents, such as 2-hexen-1-ol acetate, butanoic acid 3-hexenyl ester and butanoic acid 3-hexenyl ester, hut had the most fruity, flowery and woody odors such as β-Ionone, 1-nonanol, Acetic acid octyl ester, Methyl benzoate, Ethyl benzoate and theaspirane, which showed that B 17 was superior to the 2 other cultivars in aroma quality.

不同品种的杨桃果实中的所含的香气成分及含量不同，B17杨桃含乙酸－反－2-己烯酯、丁酸－反－2-己烯酯、丁酸－反－3-己烯酯等青香型酯类最低而含β-紫罗兰酮、1-壬醇、乙酸辛酯苯甲酸甲酯、苯甲酸乙酯、茶螺烷等花香型、果香型及木香型成分最高，因而其香气品质要优于B10和新加坡红肉种。

Based on the analysis of the chromatogram of flavoring compositions of Taishan Tequ, 13 kinds of flavoring compositions including n-propanol, isoamyl alcohol, ethyl caproate, ethyl lactate, ethyl acetate, ethyl butyrate, caproic acid, acetic acid, butyric acid, acetaldehyde, acetal, total acids and total esters were determined as the chromatogram skeleton compositions of Taishan Tequ. The physiochemical indexes of Taishan Tequ could be under proper control through the stipulation of the content range of the above flavoring compositions, which is an effective way to liquor quality improvement and stability and has greatly improved the blending techniques of Taishan Tequ.

以泰山特曲酒香气成分色谱分析结果为基础，确定了正丙醇、异戊醇、己酸乙酯、乳酸乙酯、乙酸乙酯、丁酸乙酯、己酸、乙酸、丁酸、乙醛、乙缩醛、总酸、总酯这13种香味成分作为泰山特曲的色谱骨架成分来控制成品酒理化指标，并制订了控制范围，使泰山特曲的勾兑技术有了飞跃的发展，成为提高与稳定产品质量的有效方法。

Metabolic pathway analysis for this strain showed that pentose and hexose could be transferred to succinic acid and other byproducts including acetic acid and α-ketoglutaric acid.

对菌株的代谢途径分析表明细胞具有五、六碳糖代谢酶系，以及在大量合成丁二酸的同时也产生少量乙酸、α-酮戊二酸等副产物。

The questing for acidic middle-temperature electroless Nickel technology leads to the preferable prescription as follows:Proportion of Nickel Sulphate and Sodium Hypophosphate 0.36; Sodium Acetate 15g/L; Stabilizer A lmg/L(Stabilizer B Img/L for continual experiment); Composite complexing agent Lactic Acid 10ml/L and acetic acid 10 ml/L; Accelerator organic acid G 6g/L; pH value 5.0; Loading Capacity ldm2/L; Temperature 70C (Temperature 75C for continual experiment); Proportion of supplement for Nickel Sulphate and Sodium Hypophosphate 1:1.2; Testing the consumed ion of Nickel solution and supplement inspissations solution every 60min by the proportion of 15% fresh solution.

最后，通过研究得出最佳工艺配方为：硫酸镍与次亚磷酸钠的摩尔比为0.36；乙酸钠15g／L：稳定剂Almg／L(周期实验加稳定剂B10mg／L)；复合络合剂组合为乳酸10ml／L+冰乙酸10ml／L：促进剂为有机酸G6g／L；pH值为5.0；装载量为1.0dm~2／L；施镀温度为70℃(周期实验为75℃)：主盐与还原剂的添加比例1：1.2；每60分钟对镀后液进行镍离子浓度的测定并按镍离子的消耗量添加浓缩液，添加比例按开缸液的15％。

The shaping method of noncircular part and the tool holder's radial motion characters in noncircular turning process are discussed in detail in the thesis.

论文详细研究了非圆零件的成型方法和加工过程中刀架的径向运动规律。

I have not really liked him,I do not like his this kind of disposition.

我没有真的喜欢他，我不喜欢他的这种性格。