Discribes the theory of air refrigerator and its application to train air-conditioning, freezing and cold storage, aircraft air-conditioning and large low temperature environmental laboratory.
主要叙述空气制冷机的原理及其在列车空调、冷冻冷藏、飞机空调和大型低温环境试验室中的应用。
Cold acclimation induced the increase of soluble protein content, and its time course of increase was in accordance with the development of freezing tolerance.
低温驯化诱导可溶性蛋白质含量增加，其增加的时间进程与细胞抗冻性发育呈平行关系。
Thee rare freezing weather is more of a "natural disaster" than a simple cold wave, said Guokr. com, a popular and influential science website, in a post on its Twitter-like Weibo account.
果壳网，一个流行的且颇具影响力的科技网站，在其类似Twitter的微博帐号上发文说，本次罕见的冰冻天气不是普通的寒潮，而是一场自然灾害。
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