A.5~10℃ B.10~15℃ C.15~20℃ D.20~25℃
A.0.10~0.4MPa B.0.15~0.4MPa C.0.10~0.5MPa D.0.15~0.5MPa
A.25℃ B.20℃ C.15℃ D.10℃