A.傳輸采用TCP/IP協(xié)議 B.從探測站到鐵路局監(jiān)測站的數(shù)據(jù)傳輸延時應小于1分鐘 C.應保證通信網(wǎng)絡24小時不中斷 D.允許兩相鄰探測站信息傳輸同時中斷
A.1% B.2% C.3% D.4%
A.大于85% B.小于85% C.大于95% D.小于95%