乍一看，这看上去更像是那些可折叠沙滩椅实际运输能力比童车童车。
At first glance, this stroller looks more like one of those collapsible beach chairs than a stroller capable of actual transport.
经典运输问题在实际应用中有很大的局限性，推广后可以得到具有运输能力限制、供求量可以变化的广义运输问题。
The classic transportation problem is limited in practice. It can be extended to generalized transportation problem with variable limited transportation ability, supply and demand.
应用推荐