1兀=,2兀=,3兀,4兀=,5兀,6兀,7兀,8兀,9兀=?

问题描述:

1兀=,2兀=,3兀,4兀=,5兀,6兀,7兀,8兀,9兀=?

3.146.289.4212.5615.718.8421.9825.1228.2610兀=多少?31.4