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Validation of stamper device to measure international roughness index IRI

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Measuring International Roughness Index (IRI) is one of the tasks in the process of checking, monitoring and evaluating road surface quality. In Vietnam, the types of IRI measuring devices are still limited. There are specialized devices with high accuracy and speed, but the cost is high.

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Nội dung Text: Validation of stamper device to measure international roughness index IRI

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