海词手机词典

An IPN hydrogel formed by polyvinyl alcohol and chitosan was synthesized and the effects of the mass ratio of polyvinyl alcohol and chitosan,the volume of acetum,and the concentration of crosslinker on swelling ration were studied.

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