之后将切片卷起促使细胞产生一种由结构支撑蛋白组成的混合物，即胶原及弹性蛋白。 纤维原细胞的问题在于它们会转化为平滑的肌肉细胞，最终将血管堵塞。
They then roll up the sheet and allow the cells to produce an interpenetrating mixture of structural support proteins, known as collagen and elastin.
文章描述了竹原纤维的组成结构与性能特点。
The composition and property of raw bamboo fiber are described.
原砌体墙受蔽于一个由波纹纤维水泥板组成的临时屋顶。
The original masonry walls were protected by a single pitch temporary roof, made of corrugated fiber cement plates.
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