To keep the equipment in safe and reliable operation all the rules about installation testing operation and maintenance on the manual should be familiarized.

只有熟悉本手册所有安全说明和有关安装、调试、操作和维修的规定，正确地进行搬动、装卸、维护，是实现本设备安全和成功投入运行的可靠保证。

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Sand production line a high degree of automation, all line in addition to equipment boot downtime and maintenance besides, hardly need manual operation.

该砂石生产线自动化程度高，整条生产线除了对设备的开机停机及日常维护之外，几乎不需要人工操作。

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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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That little gear-and-widget ad operation in the back room of the maintenance manual shop has grown to be blended with others into the largest independent advertising agency in the world, focused on serving business-to-business clients.

FORBES: My Favorite Entrepreneur