乙酸乙酯的制备(Preparation of ethyl acetate)一、实验目的 1、了解从有机酸合成酯的一般原理及方法; 2、掌握蒸馏、分液漏斗的使用等操作;二、实验原理 乙酸乙酯是一种很香的...
双语例句
1
从灵芝发酵菌丝体中制备了乙酸乙酯提取物,实验了其对三种典型细菌生长的抑制作用。
The ethyl acetate extract from mycelium of Ganoderma lucidum was prepared, and its antibacterial activity on three typical bacteria was tested.
2
根据乙酸乙酯制备实验的操作方法,探讨实验的化学反应动力学原理、动力学方程及其使用条件和有关计算。
The principle of chemical dynamics, equation of dynamics and applicable conditions and relative calculations is studied according to the method of operation for preparative experiment of acetidin.
3
以三氟乙酸、乙醇为原料,以浓硫酸为催化剂,对反应精馏法制备三氟乙酸乙酯的过程进行了实验研究。
Preparation of TFAE through reactive distillation process had been researched, with trifluoroacetic acid and ethanol as raw materials, concentrated sulfuric acid as the catalyst.