Geography;
and;
Environment;
College;
of;
Northwest;
Normal;
University,;
Lanzhou;
730070,;
China;
Cold;
and;
Arid;
Regions;
Environmental;
and;
Engineering;
Research;
Institute,;
CAS,;
Lanzhou;
730000,China;
Chinese;
Institute;
of;
Polar;
Research,;
Shanghai;
200129,;
China;
Antarctic;
Cooperation;
Research;
Center;
and;
Australian;
Antarctic;
Division,;
Hobart;
7001,;
Australia;
南极; 伊利莎白公主地; 雪芯积累; 氧; 同位素; 化学;