海词手机词典

FTIR, DSC, 1 HNMR, 13 CNMR of graft copolymers of cellulose diacetate with methoxyl polyethylene glycol (CDA-g-MPEG) were investigated.

播放读音 播放读音

以上内容独家创作,受著作权保护,侵权必究

海词词典,十七年品牌