The intensity of auroral electrojet in summer is greater than that in winter around AZS.

南极中山站极电集流强大于冬极电集流。

The white afrodite erosion creates the reducing of glass hardness and density,AZS corrosion creates hardness to descend,but the density to raise.

门）白泡石侵蚀后造成玻和密下降，钻刚玉侵蚀后造成下降，但是密却有所上升。