This paper summarizes the research results obtained by Chinese scientists and/or through international collaborations during 2004 to 2006. Within the context of
As a national standardized test of significance,CET-4 has its positive washback as well as negative washback.College English teaching and learning should be pro
When predicting parameters of quasi-stationary Solar Wind (SW) streams at 1 AU, it is customary to use, as the indicator of solar sources, the Bases of Open Mag