%0 Dataset %T 17O experimental analysis data of surface snow excess from Zhongshan station to dome a section of China's 26th Antarctic expedition in 2009 / 2010 %J National Cryosphere Desert Data Center %I National Cryosphere Desert Data Center(www.ncdc.ac.cn) %U http://www.ncdc.ac.cn/portal/metadata/6102eab8-fda1-4795-9ca1-189b39e78562 %W NCDC %R 10.12072/ncdc.azs.db3633.2023 %A HouShugui %A PangHongxi %K Polar;Surface sediment;Zhongshan station to Kunlun station;Snow on fault surface %X During the 26th Antarctic expedition of China in 2009 / 2010, surface snow (10cm) was collected at an interval of 30km along the section from Zhongshan station to Kunlun station, and δ 17O was determined by fluorination mass spectrometry. In order to compare the isotopic ratios of different water bodies, the standard average isotopic ratio of ocean water is selected as a unified international reference standard, i.e. VSMOW. The isotopic value of water is generally expressed by δ.