This website is based on the design principle of accessibility and uses keyboard
shortcuts to strengthen the browsing convenience Layout is divided in 3 areas:
(1)Top Zone (2)Center Zone (3)Bottom Zone
The following keys are set as the Access keys ( or speed keys) of this website.
Alt+U:Upper block.
Alt+C: Main content.
Alt+B:Bottom blockEvery page on the site can be navigated via the keyboard, without any need for a
mouse.
← → or ↑↓:Presses the left key and the right key or on the key and under the
key moves the label order。
Home or d→:May move directly to the label first item or the last item。
Tab:Pauses after this label, may move using the Tab key to the content page glances
over this material, meets when the radio button please coordinate to use ← → or
↑↓to move the project order。
Tab + Shift:Presses Tab + Shift to be possible the round trip migration to the
previous material;When moves to the label project you may continue to use ← →
or↑↓to move the label order