Research And Extension Service的意思|示意

The department, through its cooperative state research, education and extension service, has been supporting a project in Michigan. That states has a short growing season.

农业部，通过其合作的州立研究、教育和推广服务机构，已经在密歇根州获得了项目支持。该的种植季节短。

Therefore, Academic Virtual Service Reference System as the network extension of teaching and research work of university library also plays a very important role.

因此，高校虚拟参考咨询系统作为高校图书馆参与教学和科研工作的网络延伸也同样具有非常重要的作用和地位。