From the beginning of the first issue of 29 volume, the HTML full text have been published on the journal website(yxyqc.org), the reader 2 routines are provided for readers: (1) pay attention to the WeChat public number of yxyqc0931, enter the online reading, click current directory and/or browse the archive, click the title of an article and HTML above abstract, read the full text. (2) enter the website http://www.yxyqc.org on the desktop, PAD and smartphone terminals, browser the HTML web page.