| 摘要 |
A land vehicle mileage measuring system (1) comprises a processor (2), clock (5), movement sensor (6), memory (10), battery (9) and anti-tamper sensor (8) all enclosed in a housing (7). In operation the processor (2) processes mileage data and signals from the clock (5) and movement sensor (6), encrypts the resulting data and stores it in the memory (10).
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