Read and follow all installation, operation, and maintenance in formation carefully before using the product.

在使用之前，请仔细阅读并遵守所有的安装、操作和维护信息。

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Personnel must be thoroughly familiar with all warnings and procedures for installation, operation, maintenance and repair contained in these operating instructions.

工作人员必须完全熟悉本手册所陈述的安装，运行，维护及维修的程序和相关注意事项。

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Keep the instruction manual accessible to all persons concerned with installation, operation and maintenance.

说明书应放在所有与安装、操作和维护有关人员能方便地拿到的地方。

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In 1999, the City's Department of Information Technology and Telecommunications entered into a number of franchise contracts for the installation, maintenance and operation of public payphones on City sidewalks.

ENGADGET: NYC awards six Reinvent Payphones finalists, asks public to select favorite via Facebook