常見例句雙語例句When polyethylene glycols(PEG) has a reversible heating and cooling, its super molecule structure will have some change in macroscale of its properties called phase transition.在對聚乙二醇（PEG）進(jìn)行冷熱循環(huán)処理時，其超分子結(jié)搆會發(fā)生某種相的轉(zhuǎn)變，從而改變宏觀性質(zhì)而具有特殊的蓄熱調(diào)溫性能。 返回 reversible phase change