It shows in Photo a, powder of the native wood without dissolving is a porous network structure, and the majority of holes have been blocked.
照片A表明了未经溶解的原生木粉是多孔的网状结构，且多数孔洞被堵塞。
It shows in Photo a, powder of the native wood without dissolving is a porous network structure, and the majority of holes have been blocked.
照片A表明了未经溶解的原生木粉是多孔的网状结构，且多数孔洞被堵塞。
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