The composition, structure, surface characteristic, mechanical property, and cell compatibility of the scaffold have been studied by using surface chemistry and material mechanics testing methods.

采用表面化学和材料力学方法，探讨了支架的组成、结构、表面特性、力学性质及细胞相容性。

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It is clear that the composition and structure of the cell wall are strictly controlled.

现在已经明白，细胞壁的成分和结构受到严密的控制。

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The structure of pericarp and the cell of fruit flesh, the composition in cell are all different.

不同品种梨果实结构有一定差别，表现在果实表皮和果肉细胞结构及细胞内物质成分的不同。

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