A backing is permanently fixed to one side of the bag and a portion, of flexible material, which is provided with a self-adhesive layer, is detachably fixed onto said backing.

在袋的一个侧面上不能松开地固定一个载体，并且在该载体上可松开地固定一个设置有自粘接层的、用挠性材料制造的段。

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When bonding the same type dentin substrate, the resin rags were shorter and the hybrid layer thinner in used self-etching adhesive than total-etching adhesive.

全酸蚀粘结系统与自酸蚀粘结系统作用同类型的牙本质上，自酸蚀比全酸蚀形成的混合层薄，树脂突短。

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