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robert v proctor
2 cilt bulundu.
Cilt sonuçları
Rock tunneling with steel supports
Robert V. Proctor · Commercial Shearing
282 sayfa · 1946
Tunneling / Structural Geology / Fundacoes E Escavacoes / Perfuracao E Desmonte Em Mineracao
Yazar
2 cilt bulundu.
Robert V. Proctor · Commercial Shearing
282 sayfa · 1946
Tunneling / Structural Geology / Fundacoes E Escavacoes / Perfuracao E Desmonte Em Mineracao