【单选题】 Convergence of satellite and terrestrial telephony is certain to deepen as the technical hurdles of multi-standard handset development and infrastructure integration fall.
A．initiatives
B．obstacles
C．warnings
D．orders
网考网参考答案：B
网考网解析：
[分析] 名词辨析
hurdles篱笆，栏，障碍，跨栏；A．initiatives 主动，积极性，优先权；B．obstacles障碍，妨害物；C．warnings警告，预告；D．orders 次序，正常(工作)状态；因此B为答案。
查看试题解析出处>>
发布评论 查看全部评论