simple ether
英 [ˈsɪmpl ˈiːθə(r)]
美 [ˈsɪmpl ˈiːθər]
网络 单醚; 简单醚
双语例句
- Results and Conclusions: The synthetic method was simple with high yield (> 96%). Ether as a solvent was recycled without pollution to the environment.
结果与结论：合成方法简单，收率高（>96%），合成工艺中使用的乙醚可回收使用，无污染。 - In the extracting study, it has showed hydrochloric acid-heat treatment is a simple, convenient and effective extracting methods is which was used to destroy the cell wall, and the extracting organic solvent is petroleum ether whose boiling range is 60~ 90 ℃.
研究中还找到一个简便有效的对β-胡萝卜素的提取方法，选用盐酸-热处理法进行细胞破壁，并选用沸程为60～90℃的石油醚进行萃取。 - A simple and rapid method has been developed for simultaneous determination of cholesterol and α tocopherol in eggs. The method involves alcoholic KOH saponification of the samples, extraction with petroleum ether, and determination by wide bore capillary gas chromatography.
采用20mol/L的KOH乙醇溶液直接皂化，石油醚萃取，大口径毛细管气相色谱法测定鸡蛋中的胆固醇和α维生素E（αVE），讨论并确定了鸡蛋样品皂化的最佳条件。 - This method was validated as having good linearity, accuracy, sensitivity and simple sampling preparation and can be used for determination of the dimethyl ether in workplace air. 2.
该方法样品前处理简单，方法线性好，精密度和灵敏度高，满足了作业场所空气中二甲醚的测定。