分布量 meaning in English

abundance

The gravity model explicitly relates flows between zones to interzonal impedance to travel
重力模型明确的通过地区间的阻抗来将分布量和小区联系起来。
In general , long distance routes have more en route stops . the passenger demand and distribution in different sections may also differ . long distance routes are therefore more suitable for introducing section fares
一般来说，路程较长的路线的中途站较多，而且在不同路段的乘客需求及分布量可能亦有所不同，因此路程较长路线相对较适合引入分段收费；