30000X5.40%X3X1.5%=72.9
直接用30000*百分之1.5就好了。不知道对不对。
30000x5。4%x3x1。5%
37°17'42〃=? ° 37 - °17'42〃在/> = 37°+17' +0.7“ = 37°+ 17.7 / 60° = 37°0.295° = 37.295°
兔腿ujohy