上游充通大粤 SHANGHAI JIAO TONG UNIVERSITY 9.8 Compounds 1600 1414 Mg:Si L 1200 L+Si 1087 946.7 赵 L+Mg 56.5 800 L+Mg2Si L+Mg:Si 649 638.8 MgSi+Si 1.38 Mg+Mg2Si 400 M 10 20 30 40 50 60 70 80 90 Si w(Si)/% 69.8 Compounds 6