aƷչʾ
rmͣͣ
ԠɫtɫճҺwľˎζ־
ܶȣ20棩0.992~1.048
۹ʣ20棩1.520~1.531
ȣ+15°~ +45°
rmݴrmͪrmȳɷ99.9%
aƷչʾ
ˮhȻϏS g֧֣AĻW
ֻоƷ22߲