乙酸的

Transesterification of geranol and vinyl acetate in ionic liquids were investigated to synthesize geranyl acetate using immobilized Candida antarctica lipase B as biocatalyst. The reuse of ionic liquids and lipase were also studied in this reaction.

以固定化的南极假丝酵母脂肪酶为催化用酶催化香叶醇和乙酸乙烯酯在离子液体中的酯交换反应，合成了香料乙酸香叶酯，同时通过该反应了解了酶和离子液体的重复利用性。

Glycerolgenesis. Organic acids was mainly produced during growth phase, acetic acid was the highest, about 1. 6g/L. When the amount of acetic acid and α-Keto glutaric acid was increased slightly and others decreased a bit in 〓 process. The kinds and amount of arganic acide during microbial glycerol production in C.

有机酸主要是菌体生长过程产生的，在酵母生长达平衡期时乙酸积累达最高值1.6g/L，乳酸、丙酮酸、酮戊二酸、苹果酸也都达较高浓度，此时相应的pH降低至最低，随着发酵进行其中乙酸和酮戊二酸略有增加，而其它有机酸是减少的。

A method for the determination of Acetic acid and Hydrobromic acid in air and environmental sample by ion-chromatography is described.

用同一吸收液采集、离子色谱法测定空气中的乙酸和溴化氢，采样体积为60L时，乙酸和溴化氢的检出限分别为0.03mg/m3和0.11mg/m3，相对标准偏差分别为1.9%和1.7%，实际样品的加标回收率分别为90.1%~102%和

The synthesis of isoamyl acetate with the solid super acidic catalyst of S2O827TiO2-Al203 is investigated. The kinetic parameters of reaction are measured at 94℃, 100℃ and 106℃ respectively and the kinetic equation is thus built, which are compared with those of the reaction without catalyst.

文章研究了以固体超强酸S2O82-/TiO2-Al2O3为催化剂合成乙酸异戊酯的反应，在反应温度分别为94℃、100℃及106℃下，测出合成乙酸异戊酯的动力学方程参数，建立了动力学方程式，并与无催化剂时酯化反应的活化能及动力学方程式进行了比较。

The synthesis of isoamyl acetate with the solid super acidic catalyst of S2O82-/TiO2-Al2O3 is investigated.The kinetic parameters of reaction are measured at 94℃,100℃ and 106℃ respectively and the kinetic equation is thus built,which are compared with those of the reaction without catalyst.

文章研究了以固体超强酸S2O82-/TiO2-Al2O3为催化剂合成乙酸异戊酯的反应，在反应温度分别为94℃﹑100℃及106℃下，测出合成乙酸异戊酯的动力学方程参数，建立了动力学方程式，并与无催化剂时酯化反应的活化能及动力学方程式进行了比较。

When using mixed diet as the substrate, sodium fumarate addition increased NDF digestibility, xylanase activity, total VFA concentration and propionate proportion, decreased acetate, isobutyrate, and isovalerate proportions, and acetate to propionate ratio.

当使用混合日粮为受质时，添加延胡索酸钠，提高了中洗纤维消失率、木聚糖酵素活性、总挥发性脂肪酸浓度和丙酸的百分比，降低了乙酸、异丁酸与异戊酸的百分比和乙酸对丙酸的比例。

In order to supply basic thermodynamic data for the separation design of acetyl acetone from the isomerization reaction of isopropenyl acetate,vapor-liquid equilibrium data of isopropenyl acetate-acetyl acetone system under 101.3 kPa was measured using Ellis equilibrium still.

为了给乙酸异丙烯酯异构化生产乙酰丙酮工艺的产物分离设计提供基础热力学数据，用埃利斯平衡蒸馏器测定了101.3 kPa下乙酸异丙烯酯-乙酰丙酮体系的汽液平衡数据，结果表明，该二元体系未形成共沸物，实验数据通过了Herrington面积法的热力学一致性检验。

With mixed diet as a substrate, supplying sodium fumarate increased neutral detergent fiber digestion, CMCase activity, and propionate proportion, but decreased acetate, butyrate, and isovalerate proportions, and acetate to propionate ratio.

当使用混合日粮（60%百慕达乾草+40%精料）为受质时，补充延胡索酸钠，提高了中洗纤维消失率、羧甲基纤维素分解酵素活性和丙酸的百分比，降低了乙酸、丁酸和异戊酸的百分比和乙酸对丙酸的比例。

Then the index of ulcer was measured and the ulcer inhibitory rate was measured.Results: The weight of ear of mice treated with XSG was reduced compared with that of normal group,and the joint swelling of rat was less than that of normal group. The latence of sole-ache caused by hot-plate and bellyache caused by acetic were both delayed and the times of skewing body within 15 minute were reduced compared with that of the normal group.

结果：香砂六君颗粒对小鼠二甲苯性耳廓肿有明显对抗作用；对大鼠蛋清性关节肿有一定对抗作用；对热板和醋酸所致小鼠疼痛香砂六君颗粒能明显延长其舔足潜伏期和减少扭体次数；对大鼠利血平型及乙酸型胃溃疡香砂六君颗粒组的溃疡指数从模型组的46.26±1.64mm2和23.02±2.05mm2减少为34.75±0.82mm2和13.84±1.2mm2；对大鼠利血平型及乙酸型胃溃疡香砂六君颗粒的溃疡抑制率分别为51.43%和39.87%。

and discussion The research results indicate that WCL has a function of resisting ulcer and accelerating healing of ulcer and it is safe to use in clinic. WCL is helpful for preventing gastric ulcer of different causes, including muriatic acid-ethanol ulcer, pylorus ligated ulcer, cold-restraint-stress ulcer, and chronic acetic acid ulcer.

胃肠乐对不同机制形成的多种溃疡：盐酸-乙醇溃疡、幽门结扎溃疡、冷束缚应激溃疡、乙酸慢性溃疡均有良好的防治作用，尤其对盐酸—乙醇、应激性溃疡作用优于洛赛克，对乙酸慢性溃疡的防治和溃疡愈合质量效果明显。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。