A.5.0MPa±0.25MPa(表壓) B.7.0MPa±0.35MPa(表壓) C.8.4MPa±0.42MPa(表壓) D.10.0MPa±0.50MPa(表壓)
A.1000B.1800C.2500D.3000
A.50% B.60% C.75% D.80%