A new type of azacrown ether crosslinked chitosan was synthesized by reaction of chitosan with dihydroxy mesocyclic diamine activated by epoxidation.是什么意思_A new type of azacrown ether crosslinked chitosan was synthesized by reaction of chitosan with dihydroxy mesocyclic diamine activated by epoxidation.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句