Formulae for the Calculation of Railroad Excavation and Embankment and for Finding Average Haul... 短评

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> Formulae for the Calculation of Railroad Excavation and Embankment and for Finding Average Haul...

Formulae for the Calculation of Railroad Excavation and Embankment and for Finding Average Haul...
作者: Davis, John Woodbridge
页数: 114
isbn: 1274531799
书名: Formulae for the Calculation of Railroad Excavation and Embankment and for Finding Average Haul...