Because the skin is elastic, the print is distorted, Wang says, adding that the SLI system has no such contact or distortion.
王补充道，因为皮肤是有弹性的，指纹会变形，而SLI系统不需要进行这种接触，没有失真。
Toxic side effects on the human body contact with the skin no stimulation, no allergic reactions.
对人体无毒副作用，接触皮肤无刺激、无过敏反应。
Toxic side effects on the human body contact with the skin no stimulation, no allergic reactions.
对人体无毒副作用，接触皮肤无刺激、无过敏反应。
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