The PTFE-based composites are prepared by using PTFE and several additives through mechanical mixing, cold compressing and sintering molding.是什么意思_The PTFE-based composites are prepared by using PTFE and several additives through mechanical mixing, cold compressing and sintering molding.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句