为了满足DWDM技术的应用和升级，能够进行在线监测的光通道性能模块成为当前很多光器件公司研究和开发的热点。

To fit the demands for the system application and development, researching and producing opm (In-line optical performance monitor) becomes a hot-spot in many device-supply corporations recently.

youdao

为了满足DWDM技术的应用和升级，能够进行在线监测的光通道性能模块成为当前很多光器件公司研究和开发的热点。

To fit the demands for the system application and development, researching and producing opm (In-line optical performance monitor) becomes a hot-spot in many device-supply corporations recently.

youdao