The results show that the PETG takes on the change from crystalline to amorphous to crystalline, with the decreasing of EG/ CHDM.是什么意思_The results show that the PETG takes on the change from crystalline to amorphous to crystalline, with the decreasing of EG/ CHDM.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句