In this PCM, polyethylene glycol (PEG) has been taken as functional branches, with which the energy storage and energy release can be proceeded by phase transition between its crystal state and amorphous state.是什么意思_In this PCM, polyethylene glycol (PEG) has been taken as functional branches, with which the energy storage and energy release can be proceeded by phase transition between its crystal state and amorphous state.在線翻譯_英語_讀音_用法_例句