Communication wires ran up and down. Mortar crews worked their weapons. Sergeants with binoculars leaned against the bank and peered through openings cut in the hedge, directing the mortar fire.
联络用的电话线交错纵横，迫击炮班正在射击，军士倚着胸墙举着望远镜透过树篱缺口观察，指挥迫击炮开火。
This paper analyses the average communication delay of circuit-switching, message switching, packet-switching, virtual cut-through and direct-passing and, the average response time of direct-passing.
对线路交换、消息交换、包交换，虚拟旁通和直通的平均通信延迟时间以及直通的平均请求响应时间进有了分析。
Guang zhau the Undergroumd 2nd Line will pass through Hua nan Express Way. During construction communication of the express way should not be cut off. Pipe jacking method is suggested.
广州地铁二号线要穿越华南路，华南路是一条高速公路，施工时地面交通不能中断，本文建议采用顶管法穿越。
Guang zhau the Undergroumd 2nd Line will pass through Hua nan Express Way. During construction communication of the express way should not be cut off. Pipe jacking method is suggested.
广州地铁二号线要穿越华南路，华南路是一条高速公路，施工时地面交通不能中断，本文建议采用顶管法穿越。
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