在线路允许速度大于120Km/h的地段,特快旅客列车到达施工地点前()分钟,必须停止影响列车运行的施工。
A.15
B.20
C.5
D.10
参考答案:D
选出下列词语中注音有误的一项:()
A.出嫁jià 庄稼jià 芙蓉róng 溶róng解
B.熔róng化 榕róng树溟míng溟 日暝míng
C.瞑míng目 螟虫míng 辗zhǎn转 碾niǎn子
D.溺nì爱 搦ruò战 推搡sǎng 嗓sǎng音
(100) whether to go with a shared or switched fast LAN technology once you start to max out your shared Ethernet of token-ring LAN is tough call. Users and analysts involved in (101) high-speed LANs have learned the benefits of each. However, there are trade-offs to each, and (102) which fast LAN technology to choose is critical for (103) network performance problems and (104) costly purchasing mistakes.
A.avoiding
B.clipping
C.choosing
D.deciding
E.dissolving
F.ensuring
G.evolving
H.implementing
I.Knowing
J.solving