The writers determined by AAS the contents of Zn,Fe,Cu ,Ca,Mg, Cd in the occiput hair in 30 cases of acute vision drop (test group) and in 30 controls.

• 笔者应用原子吸收法测定了急性视力降低(实验组)和正常人(对照组)各30例枕发中锌(Zn)、铁(Fe)、铜(Cu)、钙(Ca)、镁(Mg)、镉(Cd)含量的变化。