SK化学式温度/℃PbONa2OK2OCaOMgOB2O3Al2O3SiO20220.500.50 1.00 2.00600021☆★020019018017016015014013012011 0.500.500.500.500.500.500.4320.3850.3430.3450.349 0.250.250.250.250.250.250.4320.3850.3430.3140.3400.250.250.250.250.250.250.1360.2300.3140.3140.3111.001.0 (共 1822 字) [阅读本文] >>