царапина

Последние новости в разделе царапина




24.05.2011 (20:57) Естественные науки >> Физика
Физики открыли новые грани подобия механического повреждения поверхностей
Чтобы поцарапать поверхность стали требуется гораздо больше усилий, чем для соскабливания слоя сливочного масла при помощи ножа. Но два этих процесса могут быть более подобными друг другу, чем считалось ранее. Команда ученых из США продемонстрировала, что образование ...>>


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