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:::2024-02-28 Wed
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[Barrier-free design of this site]

This site is established based on the barrier-free design principle, and the content of the site is divided into three sections:

1. Top function section; 2. Central content section; 3. Lower menu and link section.

The access keys of this site are set as follows:

Alt + U: The top navigation link section, which contains the main links of this site.

Alt + C: The central content block, which contains the main content of the page.

Alt + Z: Site information at the end of the page.

Alt + R: Right layout block.