如果看论文的话，好多文献都是国外的，例如IEEE文章
通过这个网址——【论文全文下载——学术界的"海盗湾"Sci-Hub】"the first website in the world to provide mass & public access to research papers" OSci-Hub: removing barriers in the way of s... 《Researcher illegally shares millions of science papers free online to spread knowledge - ScienceAlert》OResearcher illegally shares millions of sc...