8.1 42 16 18 8.4 58 8.5 21 8.5 27 8.8 8.9 4680 27 9.4 9.5 10 28 9.9 52时间t 1 11 20 8.1 42 2 16 18 8.4 58 3 11 12 8.5 35 4 14 21 8.5 46 5 13 27 8.8 41 6 17 28 9 56 7 14 25 8.9 48 8 15 27 9.4 50 9 12 30 9.5 39 10 18 28 9.9 52 Qt Pt Yt Wt