It shows that SiO_2 covers negative electricity on its surface, so it can form a single absorption layer with Zirconium sol.是什么意思_It shows that SiO_2 covers negative electricity on its surface, so it can form a single absorption layer with Zirconium sol.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句