鸟类书签集

Explanation :
The birds were modeled as a set of bookmarks. Bookmark sticks are designed in the form of trees, and bookmarks are compatible with other bookmarks sets, but the background is different and you can feel a see of difference. Print the bookmark with the clip, fold it in half, and then iert the clip.
You can also download this file from the link :
Many other 3Dprinting files are in the "3DSangSangPortal". （3D想象门户网站）
Everyone please come and download. :) All files are :
描述：
把鸟类改造成书签套装。书签是以树的形态设计的，书签和其他书签套装很好，但是背景不同，可以感受到异质感。书签和夹子一起输出后折成一半，夹上夹子使用。
此资料可在以下链接下载。
除此之外，很多3D打印资料都在“3D想象门户网站”上。
谁来下载吧：）都是安全的文件。