Microcrystalline chitosan ( MCCh) existing as a new microcrystalline form of standard chitosan is a special multifunctional polymeric material suitable for use in several applications.是什么意思_Microcrystalline chitosan ( MCCh) existing as a new microcrystalline form of standard chitosan is a special multifunctional polymeric material suitable for use in several applications.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句