The electric optic fiber cable has received extensive application, but the electric industry don't map out the detailed and uniform operation management and maintenance protocol.
目前我国电力特种光缆应用取得了长足进步，但电力行业尚未制定统一的运行管理和维护规程。
The eight-year contract includes training and instruction, site management, engineering support, and operation and maintenance for the aircrew training devices.
该合同长达八年，包括培训指导、现场管理、工程技术支持以及训练设备的操作维护。
Services will include planning, program management, integration, operation and maintenance of headquarters and joint theater-level communications and computer networks.
服务将包括司令部和联合现场级通信以及计算机网络的规划、项目管理、综合、作战和维护。
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