Mute
Ricardo Roberto Gasola
O que segura o trem nos trilhos? Os dormentes têm a função de distribuir o peso dos trens no terreno e servir de suporte aos trilhos, mantendo fixa a distância entre eles. Precisam ser rígidos, mas ter alguma elasticidade. A madeira tem essas qualidades e foi o principal material usado para dormentes. Protesto já tem Maia 48 horas que está pegando fogo Fogo com muita fumaça 2 d8as e 2 noites CPTM seu dever e cuidar # SavaVidaporfavor)
Follow
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