The microstructure and crystallizability of polybutylene terephthalate(PBT)/polyethylene glycol(PEG) copoly(ether-ester)s with different block length were studied by SAXS, WAXD and DSC.是什么意思_The microstructure and crystallizability of polybutylene terephthalate(PBT)/polyethylene glycol(PEG) copoly(ether-ester)s with different block length were studied by SAXS, WAXD and DSC.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句