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Pergunta diária sobre meio ambiente (26.12)

2016-12-26View Original

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Questão de escolha única: As estruturas básicas de um sistema de tratamento de águas residuais por método de lodo ativado são e . A. Tanque de aeração, tanque de sedimentação B. Tanque de ozônio, tanque de sedimentação C. Tanque de flotação, tanque de separação de óleo D. Tanque de separação de óleo, tanque de sedimentação Escolha: A

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