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The outside left and right flat mirrors are mainly used to monitor:
a.The area directly in front of the bumper
b.Traffic and the sides and rear of the bus
c.The interior of the passenger compartment
d.The dashboard warning gauges
解析
The outside flat mirrors are used to monitor traffic, check clearances, and see students along the sides and to the rear of the bus. They are mounted to give a view down the sides and behind. Convex mirrors, by contrast, are used for a wide-angle view of the danger zones close to the bus.
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