乙酸的

Objective: To study effect of Laurate alcohol ester phenylacetate as precursor on thallus itself and fermentation unit in penicillin fermentation process.

目的：研究苯乙酸月桂醇酯作为前体对青霉素发酵过程中菌体本身和发酵单位的影响。

The blending properties of chitosan/acetic acid solution and PAN/sodium thiocyanate solution were studied.

研究了壳聚糖／乙酸溶液与聚丙烯腈／硫氰酸钠溶液的共混性能。

To adopt system menstruum deal with fermented products of mycelium from Tremella aurantialba, then mycelium from tremella aurantialba was studied with the clotting time of the thrombogen, the whole blood clotting time in mice and thrombosis experiment in mice.

采用系统溶剂法处理金耳菌丝发酵物，得乙酸乙酯部位、正丁醇部位及水溶部位，通过凝血酶原实验、小鼠凝血实验及小鼠体内血栓形成实验等来筛选具有抗凝血作用的有效部位。

Using p-toluensulphonic acid supported by activated carbon as catalyst,glycerol triacetate was synthesized from glacial acetic acid and glycerin.

三醋酸甘油酯，学名三乙酸丙三醇酯，无毒、无刺激性，是一种良好的溶剂和增塑剂，广泛用于医药、食品、香料和印染工业[1]。

The experimental process was as follows: a set of 5 immobilized copper ion affinity membranes were loaded into a column, uncombined copper ion was removed with 5 mL of sodium phosphate-citric acid buffer (pH 7); the Hb sample volume was 2 mL, and uncombined Hb was eluted with 10 mL of the buffer.

中文内容：摘要：将纤维素滤纸进行碱处理及环氧活化、偶联亚氨基二乙酸、固定化铜离子等处理，并将其装入自制的色谱柱管，制得固定化铜离子亲和膜色谱柱。

As for VFAs, acetic acid, butyric acid and valeric acid were totally metabolized, the residual VFAs were mainly propanoic acid.

其中，挥发酸中乙酸、丁酸和戊酸几乎100%被代谢掉，残余的挥发酸主要是丙酸。

Ethyl Acetate: A sweet, vinegary smell that often accompanies acetic acid.

乙酸乙酯：一种美好的酸味，经常伴随着醋酸一起出现。

Acetic acid of mass fraction lower than 0.05 % in culture medium caused minor influence on xylose fermentation.

发酵液中的乙酸质量分数低于 0.05%时对发酵木糖影响不大。

Then the extracts of petroleum ether,chloroform,ethyl acetate,n-butanol and distilled water were extracted by solvent extraction,and whose acaricidal activity were detected by killing Psorptes communis cuniculi in vitro.

用石油醚、氯仿、乙酸乙酯、正丁醇、蒸馏水五种溶剂对丁香进行部位提取，采用离体杀螨试验观察各部位提取物的杀螨活性。

With 1,4-bezenoquinone and ethyl acetoacetate as the starting materials, it had been prepared in a novel six-step procedure in overall yield of 34.6%.

以1，4-苯醌和乙酰乙酸乙酯为起始原料，经新的六步反应过程，合成阿比朵尔，总收率为34.6％。

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。