那宽阔海湾可以成为海港，首次给俄国提供一条通向不冻海的航道。

The wide bay could be a harbour, giving Russia for the first time access to an ice-free sea.

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秦皇岛是中国北部的一个不冻良港，是目前中国最大的能源输出港口，同时也是一个美丽的海滨旅游城市。

Qinhuangdao is an ice-free port in north china and the biggest export port for energy resources . it is also a beautiful seaside tourist city.

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结论深低温冻存的同种异体肌腱移植后异体细胞在关节外环境存活不超过8周。

Conclusion Viable donor cells in cryopreserved tendon allografts did not survive longer than 8 weeks following transplantation in an extra-articular environment.

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