关于阿尔卡特朗讯1830 PSS系列设备以下说法错误的是
A.阿尔卡特朗讯1830 PSS-64配有64半插槽机框,1.9 Tb/s或3.8 Tb/s矩阵。
B.阿尔卡特朗讯1830 PSS-36配有32交换功能的半插槽机框,960Gb/s或1.9Tb/s矩阵
C.阿尔卡特朗讯1830光业务交换(PSS)支持多个传输网络选择,包括载波以太网和SDH/SONET,并提供了与WDM系统进行连接和互通的上行线路板卡
D.阿尔卡特朗讯1830 PSS-32中心局架主要提供16-插槽DWDM平台
A.阿尔卡特朗讯1830 PSS-64配有64半插槽机框,1.9 Tb/s或3.8 Tb/s矩阵。
B.阿尔卡特朗讯1830 PSS-36配有32交换功能的半插槽机框,960Gb/s或1.9Tb/s矩阵
C.阿尔卡特朗讯1830光业务交换(PSS)支持多个传输网络选择,包括载波以太网和SDH/SONET,并提供了与WDM系统进行连接和互通的上行线路板卡
D.阿尔卡特朗讯1830 PSS-32中心局架主要提供16-插槽DWDM平台
A.Emily Dickinson was born in 1830 in Amherst, Massachusetts.
B.Emily Dickinson was born in 1830 in Boston, Massachusetts.
C.Emily Dickinson was born in 1830 in Cambridge, Massachusetts.
D.Emily Dickinson was born in 1830 in Mount Holyoke, Massachusetts.
The book which had a great influence on sociology was written ______.
A.Darwin
B.in 1830
C.by Spencer
D.in Latin
契诃夫的《驿站长》(1830)是俄国文学中写“小人物”的第一篇小说,描写一个贵族明斯基拐骗驿站长的女儿杜妮亚的故事。()
A.CTCS2-200C动车组ATP系统是按照CTCS-2级要求进行设计的,运行与CTCS-2级规定条件下
B.地面设备提供连续列控信息,主要是ZPW-2000(UM)系列模拟电路,UM2000数字轨道电路等
C.安全计算机(VC)接受列车的输入信息,同时给列车输出制动命令等信息
D.连续轨道接收单元,完成点式电路信息的接受和处理
The book which had a great effect on sociology was written ______.
A.by Spencer
B.in 1830
C.by Comte
D.both A and B