Some basic questions into seismic experimental site

Expressions such as “experiment” and “test” , “experimental site” and “testing site” , “China SeismicExperimental Site” and others “experimental site” , “scientific projects deployed in experimental site” and “experimental site’s scientific projects” might be confused at first glance, although they actually have different meanings. This paper aims to differentiate them and thus to deepen our scientific understanding of China Seismic Experimental Site.