Simple structure, convenient use and maintenance.

结构简单，使用维护方便；

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The use and maintenance is particularly important.

的使用与维护变得尤为重要。

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Ease of installation, use and maintenance in all makes of service cases.

易于在所有应用个例中安装、使用和维护。

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Of which, prices for vehicles use and maintenance, up by 5.1 percent, fuels and parts for vehicles, up by 2.6 percent.

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Many utilities lack the depth of data needed to implement more cost-effective asset-management systems like condition-based monitoring and maintenance methods, which utilities in Europe and Asia are adopting to enhance the efficient use of capital and reduce operations and maintenance costs.

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Solar thermal power is low tech, extremely low cost to manufacture, install and use, and requires very little to no maintenance at all.

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