Description: Billing function can be realized. Start start charging car, the first show starting price (starting fee of this design is 7.00 dollars), car moving within 3 km, only charge the prices starting at 7.00 yuan. After the car traveled over 3 km, 2 yuan per km, the fare in turn accumulate. When the total cost, or more than 40 yuan, the per km charge 4 dollars. When a red light or stop waiting for customers when needed, according to the time of billing, billing unit price charged for each 1 per 20S
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出租车计费器设计.doc
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