您要查找的是不是：
- PET特点characteristic of PET
- 特点trait
- 主要特点main feature
- 结构特点design feature
- 技术特点technical characterstic
- PETpoly(ethylene terephthalate)
- PET瓶PET bottle
- 工作特点operating feature
- PET膜PET film
- 功能特点functional characteristics
- R-PETrecycled PET
- 语言特点language feature
- 废PETwaste PET
- 突出的特点outstanding features
- 直纺PETdirect spinning PET
- 显著特点outstanding feature
- PET／CTPET/CT
- PET/CTPET/CT
- 突出特点outstanding feature
- PET薄膜PET film
