A condition arising when two or more data stations attempt to transmit at the same time over a shared channel, or when two data stations attempt to transmit at the same time in two-way alternate communication. 當兩個或多個數據站想在同一時間通過共享通道發送數據，或兩個數據站想在同一時間在雙向交替通信中發送數據時產生的一種狀態。
滬公網安備 31011502000490號
電信業務許可證編號：滬B2-20190700
