成人免费xx,国产又黄又湿又刺激不卡网站,成人性视频app菠萝网站,色天天天天
?
sci
hub
對(duì)所有人的知識(shí)
↓ 下載
((alipay))
Puskas, J. E., & Chen, Y. (2004).
Biomedical Application of Commercial Polymers and Novel Polyisobutylene-Based Thermoplastic Elastomers for Soft Tissue Replacement?. Biomacromolecules, 5(4), 1141–1154.
doi:10.1021/bm034513k
10.1021/bm034513k