462、 lf the danger is clearly specified the person who does the task will understand the risk and be more careful.

　如果危险被含糊描述,人员在执行任务时要了解风险,之并更加小心。

　危险是否被清楚说明,以致于执行任务的人是否有必要了解风险,并更加小心。

　如果清楚说明了危险,执行任务的人就会了解风险且更加小心。

正确答案：C

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813."Maintenance Practices inspection/check, cleaning/painting, and approved repairs should follow the Troubleshooting Section.

812、Remove the four screws that attach the flange to the cover.

811、Find the cause of the incorrect indication.

810、每一节应从右侧页面开始。

809、 Interconnects to other systems should be plainly noted

808、逆时针旋转盖子

807、Drains let fuel in the vent system return to the tanks

806、中央油箱中的燃油总量为 5000 磅。

805、Remove the remaining sealant.

804、lf you do not find damage during the inspection procedure, assemble the unit.
如果在检查过程中没有发现损坏,请组装设备。