乘客人数

4                     5                   6                    7                   8                  9  

    

最小有效面积

0.79                0.98                1.17                1.31                1.45                1.59  

          

乘客人数

10                  11                 12                13             14           15

    

最小有效面积

1.73                 1.87        2.01               2.15          2.29               2.43

                

乘客人数

16                  17                  18                 19                 20  

     

最小有效面积

2.57                2.71                2.85                2.99                3.13              

                  超过 20 人，每增加 1 人再增加 0.115 m2