删除此层尘垢，用柔和的洗面奶(清洗后10至15分钟，皮肤应该发紧)，可使抗老化剂穿透更深。

Remove this top layer of grime with a gentle face wash (skin should feel pleasantly tight for 10 to 15 minutes post-cleansing), which also allows anti-agers to penetrate deeper for better results.

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目的探讨黏弹剂在穿透性角膜移植术中应用的意义。

Objective To observe the application of viscoelastics in penetrating keratoplasty.

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随着含量的增加，脱硫剂穿透时间和一次硫容都明显增加，但是机械强度却有所下降。

With the increase of concentration, the breakthrough time and sulfur capacity were significantly increased, but the mechanical strength had declined somewhat.

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