·2,447,543篇论文数据,部分数据来源于NoteExpress
而品质一致的外层,则是以羊毛、尼龙和棉花织成的毛毡,泡水收缩之后再加以烘干而制成。
To craft a consistent cover, wool, nylon and cotton are woven into a felt that is soaked, shrunk and dried.
youdao
应用推荐
模块上移
模块下移
不移动