our snow&ice self-melting addictive was successfully applied on Zhangzhuo Expressway

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The traditional thermal repair method cannot meet the requirements of high grade highway timely repair because it cannot be constructed under low temperature and rain and snow climate. Pit slot repair technology, ...

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Ting-gang li, male, born in 1978, Beijing university of science and technology, engineering, Ph.D., senior engineer, engaged in road materials research, successively in supporting projects, including the ministry ...

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