A gas chromatographic method to quickly test the efficiency of refrigerator deodorizer in eliminating ethanethiol paper.报道一种快速检测冰箱除臭器对乙硫醇驱除效率的气相色谱分析方法....
The artificial sweetener sorbitol has a laxative effect.人工甜味剂山梨糖醇有通便作用。The best mass ratio of sorbitol to coconut oil is 1∶5.山梨醇与椰子油的最佳质量比为1∶5.Objective : To explore the relation between specific rotation and purity of s...
He has also had managerial experience on every level.他还有各个层级的管理经验。His treatment of his secretary was a blatant example of managerial arrogance.他管理的傲慢作风在他对待秘书的态度上表露无遗.She was promoted into some kind of managerial job.她被提拔...