上车点

总成本Z

系统服务强度 ρ

S = 3

49.1424

0.8254

S = 4

46.8898

0.6190

S = 5

58.3139

0.4952

S = 6

69.9615

0.4127

S = 7

81.6207

0.3537

S = 8

93.2808

0.3095