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
- PET poly(ethylene terephthalate)
- PET瓶 PET bottle
- 工作特点 operating feature
- PET膜 PET film
- 功能特点 functional characteristics
- R-PET recycled PET
- 语言特点 language feature
- 废PET waste PET
- 突出的特点 outstanding features
- 直纺PET direct spinning PET
- 显著特点 outstanding feature
- PET／CT PET/CT
- PET/CT PET/CT
- 突出特点 outstanding feature
- PET薄膜 PET film
