These problems are major to be with the particularity of gateway metering, and the complexity as well as the operation maintenance and management work of gateway meter.

这些问题主要与关口电能计量的特殊性、关口表功能的复杂性以及关口表运行维护管理工作有关。

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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。

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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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Clearwire would, at DISH's request, provide certain commercial services to DISH, including the construction, operation, maintenance, and management of a wireless network covering AWS-4 spectrum and new deployments of 2.5 GHz spectrum.

ENGADGET: Dish Network makes an offer to buy Clearwire, even though Sprint was already buying Clearwire