As important devices, power operating supplies provide DC power for loads in power plants and substations.

电力操作电源是发电厂、变电站中重要的二次设备，为控制负荷与动力负荷提供直流电源。

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Horizontals that retailers could use might provide travel, transportation services, office equipment, or maintenance and operating supplies.

零售商能使用的水平服务可能提供旅行，运输服务，办公器械，或者维护和操作供应。

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The World Food Program's Samkange says normally his agency aims to have enough food and supplies in stock to cover three months, but at the moment they are operating on a month-by-month basis.

世界粮食计划署的萨姆坎戈说，通常世粮署会储备足够用三个月的粮食和其它物资，但是现在，他们只能过一个月算一个月。

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Barnes said the Cleveland-based business provides inventory management, technical sales and supply chain services for maintenance, repair, operating and production supplies.

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Google, of course, supplies the operating system and many of the cloud services and software, the rest coming from Google partners.

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If they are left stranded the supplies are enough to keep them alive for 365 days, a realistic prospect given significant uncertainty about whether the support vehicles carrying their supplies can continue operating at temperatures of -70 degrees Celsius.

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