A.5~10cm B.10~15cm C.10~20cm D.15~20cm
A.1h B.2h C.3h D.5h
A.3d B.7d C.14d D.28d
A.50℃ B.60℃ C.70℃ D.80℃
A.1.0 B.1.5 C.2.0 D.2.5