以下哪种不是常用的化学消毒剂()
A.2%戊二醛
B.75%乙醇
C.1:1000氯己定(洗必泰)
D.0.5%过氧乙酸
E.0.5%碘伏
参考答案:E
The development of laryngeal cancer is most clearly linked to which of the following factors
A.High-fat, low-fiber diet.
B.Alcohol and tobacco use.
C.Low socioeconomic status.
D.Overuse of artificial sweeteners.
()的调整是在专用的喷油泵试验台上按一定转速下规定的数值进行检查调整的。
A.供油量
B.调速器
C.出油阀
D.柱塞弹簧