80BPM是多少ms？
80BPM = 750ms
是750ms，所以说成750ms也没问题——四舍五入的误差在0.5%以内。
反过来，80ms是多少BPM？
80ms = 750BPM
计算公式: ms = 60,000 ÷ BPM
该数值前后的 BPM → ms
35 BPM1,714.29ms
40 BPM1,500ms
45 BPM1,333.33ms
50 BPM1,200ms
55 BPM1,090.91ms
60 BPM1,000ms
65 BPM923.08ms
70 BPM857.14ms
75 BPM800ms
80 BPM750ms
85 BPM705.88ms
90 BPM666.67ms
95 BPM631.58ms
100 BPM600ms
105 BPM571.43ms
110 BPM545.45ms
115 BPM521.74ms
120 BPM500ms
125 BPM480ms
130 BPM461.54ms