(28.56701.236.7261.7281.7320)
羽毛-羽毛是禽类表皮细胞衍生的角质化产物。被覆在体表，质轻而韧，略有弹性，具防水性，有护体、保温、飞翔等功能。另外，羽毛经加工后可制作成羽毛球、羽毛笔、羽毛粉等物品，有较高的经济价值。-yumao</br> generated by yvsou girl
group status
👤 group joined: 0 ⏳ group pending: 0 🚫 group blocked: 0
ALL
> Institution and enterprise > company > Enterprise classification > > >
(28.56701.236.7261.7281.7320)
> Institution and enterprise > company > Enterprise classification > > >
(28.56701.236.7261.7281.7320)