数据来源:"Peng Zhang, Jin-Hui Cheng, Yuan Jin, Xue-Hui An. Evaluation of thermal physical properties of molten nitrate salts with low melting temperature. Solar Energy Materials and Solar Cells. 176 (2018) 36-41."
方法参考:"Jin-Hui Cheng, Peng Zhang, Xue-Hui An, Kun Wang, Yong Zuo, Heng-Wei Yan, Zhong Li. A Device for Measuring the Density and Liquidus Temperature of Molten Fluorides for Heat Transfer and Storage. CHIN. PHYS. LETT. Vol. 30, No. 12 (2013) 126501"