n.屈光度
Methods: The content of salicylic acid was detected in the solution by dioptre analysis.
方法: 运用折光分析法测定水杨酸醇溶液中水杨酸含量.
Take the eye with radiation - proof zero dioptre to have harm to eyesight every day excuse me?
请问天天带平光防辐射的眼睛对视力有伤害 吗 ?
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