2021年“3·15”沙尘暴沙尘来源核素示踪研究
史忠林, 张信宝, 张润川

Use of radionuclides to trace sand and dust sources of the March 15, 2021 dust storm event
Zhonglin Shi, Xinbao Zhang, Runchuan Zhang
表3 降尘核素浓度 (Bq·kg-1)
Table 3 Radionuclide concentration of the dust samples
取样点137Cs235U232Th226Ra
西宁7.273.9867.1247.69
兰州9.903.3665.4540.93
中卫0.841.4625.3725.63
西安2.732.9056.3139.23
北京10.664.2376.7544.07
济南9.548.27102.3690.23
临沂11.565.8890.7056.20