A.0.7 B.0.8 C.0.9
A.发热剂 B.氧化剂 C.冷却剂
A.0.3～0.5MPa B.0.5～0.7MPa C.0.7～0.9MPa
A.2.5 B.1.8 C.2.0
A.变好 B.变坏 C.保持不变
