pectose造句

例句与造句

1. Green algae usually have a rigid cell wall made up of an inner layer of cellulose and outer layer of pectose.
2. The main chemical reagent used in the cotton scouring is sodium hydroxide which converts saponifiable fats and oils into soaps, dissolves mineral matter and converts pectose and pectin into their soluble salts.
3. It's difficult to find pectose in a sentence. 用pectose造句挺难的