A.0.13~0.40 B.2.7~4.0 C.6.5~7.4 D.7.5~9.0
A.氮?dú)?br /> B.氧氣 C.壓縮空氣 D.氟里昂氣體
A.5~10 B.5~12 C.5~15 D.5~20