Preparation, characterization and application of rod-like chitin nanocrystal by using p-toluenesulfonic acid/choline chloride deep eutectic solvent as a hydrolytic media以对甲苯磺酸/氯化胆碱低共熔溶剂为水解介质制备棒状甲壳素纳米晶、表征及应用CARBOHYDRATE POLYMERSIF12.52019-06-0134PREAI