冻融周期移植2个胚胎是合理的选择。
探讨了冻融法的作用机制。
The mechanism of freezing and thawing method was also discussed.
首先探讨并明晰了冻融侵蚀的定义与研究范畴。
First, the research category of freeze-thaw is discussed and its definition is crystallized.
自来水管也铺在路面，以免一冻一融而破裂；
The water pipe is laid on the pavement, lest freeze thawing and rupture;
自来水管也铺在路面，以免一冻一融而破裂；
The water pipe is laid on the pavement, lest freeze thawing and rupture;
应用推荐