多项选择题
A.8 B.16 C.40 D.80
A ZXWM M900 system provides several wavelength stabiliz...
多项选择题A ZXWM M900 system provides several wavelength stabilizing methods, including （）.
A.内置波长反馈方式 Built-in wavelength feedback B.外置波长反馈方式 External wavelength feedback C.自动功率控制反馈方式 Automatic power control feedback D.温度控制反馈方式 Temperature control feedback
he ZXWM M900 system transmits network management inform...
多项选择题he ZXWM M900 system transmits network management information using specified monitoring channel at a rate of（）.
A.2 Mbit/s B.10 Mbit/s C.100 Mbit/s D.1000 Mbit/s
Select boards allowing optical protection from the foll...
多项选择题Select boards allowing optical protection from the following options. （）
A.OP B.OPCS C.OPMS D.SWE E.OPM F.OMCP
