Выбор и рациональная эксплуатация буровых инструментов и станков на карьерах

Выбор и рациональная эксплуатация буровых инструментов и станков на карьерах

237 Pages · 2010 · 14.51 MB · Russian
by Буткин В.Д. & Гилев А.В.
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“ Don’t grieve. Anything you lose comes round in another form. ” ― Rumi
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