Floor waxing is a routine maintenance of way, but how to operate correctly, many people still don't understand.

地板打蜡是一种常规的保养方式，可如何正确操作，许多人仍不太了解。

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This solution also provides an easier way to perform migration and maintenance of individual DB2 subsystems.

该解决方案还提供一个执行单个 DB2 子系统的迁移和维护的简单方法。

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Using prebuilt assets in this way helps reduce the maintenance costs of telecommunications operational services through reuse, standardization, and consistency of support across IT assets.

通过这种方式使用预构建资产，可通过重用、标准化和跨it资产的一致性支持来帮助减少电信运营服务的维护成本。

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The Amtrak workers are represented by the Brotherhood of Maintenance of Way Employees.

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And, to get a basic point of reference, construction and demolition waste stems from the construction of buildings and civil infrastructure, total or partial demolition of buildings and civil infrastructure, road planning and maintenance most of which can be recycled in one way or another.

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American has had some success in a joint maintenance venture with Rolls-Royce, which Mann believes has proved an effective way to keep ownership of the maintenance operations.

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