Engineering Materials - Metallurgy
17:58
Understanding Metals
19:05
Steel Metallurgy - Principles of Metallurgy
16:29
Todas as barragens são temporárias
12:55
O mito da estrada romana - que engana a TODOS
18:17
Heat Treatment - Types (Including Annealing), Process and Structures (Principles of Metallurgy)
18:07
Steel Manufacturing (Including Blast Furnace and BOS)
7:19
Compreendendo a Resistência, Ductilidade e Tenacidade dos Materiais
11:23