如何计算变化率

2025-03-05 02:54:25
推荐回答(2个)
回答1:

(0.2134-0.2117)/0.2117*100=+0.803%(变化率)
(0.2134-0.2117)/0.2117/100*1000000=+80.30(PPM)

(0.2134-0.22)/0.22=-0003.77%
(0.2134-0.22)/0.22=-0003.00%
(-003.00-0003.77)/003.00*100=+0.803%(变化率)
(-003.00-0003.77)/003.00/100*1000000=+80.30(PPM)

回答2:

(试验后-试验前)/试验前=+0.803%