The polyamide acid (PAA) is in situ synthesized by chemical synthesis theory, and the polyimide composite is prepared by TEOS modification.是什么意思_The polyamide acid (PAA) is in situ synthesized by chemical synthesis theory, and the polyimide composite is prepared by TEOS modification.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句