Ʒչʾ
ϻ
״ɫɫ״㡢㼰ҩĻζ
ܶȣ20棩1.029~1.050
۹ʣ20棩1.500~1.520
ȣ+0°15’~ +1°
ϻҶȳɷ99.9%
Ʒչʾ
ˮؽȻϳ ֧֣Ļ