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

南极中山站夏季的极电集流强度季的极电集流。

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

）石侵蚀后造成玻璃硬度和密度的下降，钻刚玉侵蚀后造成硬度下降，但是密度却有所上升。