Ʒչʾ
٤ľ
״ɫɫҺ壬ľ
ܶȣ20棩0.870~0.895
۹ʣ20棩1.450~1.470
ȣ-14°~ -3°
Ҷȳɷ99.9%
Ʒչʾ
ˮؽȻϳ ֧֣Ļ