A.1200mg B.1300mg C.1400mg D.1500mg E.1600mg
A.60~70g B.70~80g C.80~90g D.90~100g E.100~110g
A.60~80次/分 B.80~100次/分 C.100~120次/分 D.120~140次/分 E.120~160次/分