二氧化硅涂层稳定，对纤维有较好的保护作用，涂层不同，形成了不同的纤维分布状态。
SiO2 Coating is steady and it has a better protectivity towards carbon fiber . Different coating results in different distribution of fiber in matrix.
本文用溶胶-凝胶法在塑料表面制作二氧化硅涂层，并利用制作的二氧化硅层来提取DNA。
In this paper, silicon oxidation layer was fabricated on plastic surface using sol-gel method, and the fabricated SiO_2 layer was used to extract DNA.
其中常见的种类是蓝藻、二氧化硅包裹硅藻、甲藻、绿藻和白垩涂层颗石藻。
Among the common kinds are cyanobacteria, silica-encased diatoms, dinoflagellates, green algae, and chalk-coated coccolithophores.
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