9.The hemicelluloses and pectic substances interact with the cellulose microfibrils of the cell wall to give extra strength and at the same time retain some plasticity.

• 半纤维素和果胶质与细胞壁中的纤维素微纤丝相结合，这样就具有了较大的强度同时还可以保持一定的可塑性。