Engineering, 07.09.2020 22:01 selenaK9514

para a construção de uma estrutura foi determinado um concreto com traço 1 : 2,35 : 2,90 : 0,55 sabendo que sera usados 7 sacos de cimentos de 50 kg cada. converta a proporção para a quantidades em massa total para construção da estrutura .

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para a construção de uma estrutura foi determinado um concreto com traço 1 : 2,35 : 2,90 : 0,55 sabe...

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