In this paper wound bandages with mixed chitosan fabric were designed which adopted woven double-faced structure and knitted jacquard-rid weave separately.
本文针对目前使用的壳聚糖非织造布敷料的不足，设计了壳聚糖复合绷带材料。
In this paper, the histological structure of older pearl lamb skin was described, and the process technology of older pearl lamb double faced leather was discussed.
本文介绍了大毛珍珠羔皮的原皮组织学特征，论述了大毛珍珠羔皮毛革加工技术。
The utility model has the advantages of simple structure, low cost, convenient application, no occupation of wall space and greatly facilitating human to enjoy the double faced picture.
本实用新型结构简单，成本低，使用方便，且不占用墙壁空间，极大地方便了人们欣赏双面画。
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