A.0.4~1.0m/s;0.2~0.6m/s
B.0.2~0.6m/s;0.4~1.0m/s
C.0.1~0.3m/s;0.2~0.6m/s
D.0.2~0.6m/s;0.1~0.3m/s
A.0.4~1.0m/s;0.2~0.6m/s
B.0.2~0.6m/s;0.4~1.0m/s
C.0.1~0.3m/s;0.2~0.6m/s
D.0.2~0.6m/s;0.1~0.3m/s
A.30~50;80~120
B.30~50;80~120
C.30~50;80~120
D.30~50;80~120