The feasible composition of chitosan film preservative was 2.5 % of chitosan, 1.5 % of acetic acid, 1.0 % of glycerin, 0.3 % of glycerol monostearate and 94.7 % of water.是什么意思_The feasible composition of chitosan film preservative was 2.5 % of chitosan, 1.5 % of acetic acid, 1.0 % of glycerin, 0.3 % of glycerol monostearate and 94.7 % of water.在线翻译_英语_读音_用法_例句