3、andchemicalindicators.Theproductionprocessofmaskissimple,natureandnosideeffects,andgoodmoistureretentionproperty.Enhancingitswhitenandmoisturepropertyeffectwithrosehydrosolassolvent.A new type of honeylocust m maskAbstract:Studiedanewhoneylocustmmaskthedevelopmentoftec