Since the MAC Service is provided at an abstract interface within an end station, it is not possible to specify the total frame transit delay precisely.
由于MAC服务在一台终端工作站内以抽象接口的方式提供，因此它不可能指定合适的总数据包传输延时。
Emergent events in urban rail transit threaten the safety and order of the network. Heavy events will result in operation interruption, serious train delay and also passenger delay.
突发事件威胁城市轨道交通网络的安全与秩序，严重的将导致运营中断和列车与乘客的大规模延误。
Unless the goods are damaged or lost in transit, there is no coverage for simply a delay or loss of market (a change in market demand for the goods) itself.
除非货物是在运输途中灭失或损坏，对于市场的延误或者是丢失(对于货物需求市场的变化)一般情况下是不赔付的。
Unless the goods are damaged or lost in transit, there is no coverage for simply a delay or loss of market (a change in market demand for the goods) itself.
除非货物是在运输途中灭失或损坏，对于市场的延误或者是丢失(对于货物需求市场的变化)一般情况下是不赔付的。
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