Ʒչʾ
ˮɻ
״ɫػɫҺ壬ˮɻ
ܶȣ20棩0.960~0.973
۹ʣ20棩1.489~1.493
ȣ-5°~ +2°
д𴼡ͪȳɷ99.9%
Ʒչʾ
ˮؽȻϳ ֧֣Ļ