841 2014 12 28123150 3 10 101 Si 14 Cr 24 Fe 26Fe2+Fe3+152 151 CO22 CH43 C2H44 H2O 53 a=1, b= -2/3, c=2/3, 154 3 155 156CaTiO3157 158 159 152 1 10. Pb (60% ) - Sn (40% ) 150Pb Sn 11.2 g/cm37.2g/cm315015(10%) (40%)(98%) 11. 1512. 152 2
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