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Português Translations » 历史存档[信息] » 【Pergunta do dia】Processamento avançado 20160406 – Pergunta

【Pergunta do dia】Processamento avançado 20160406 – Pergunta de escolha múltipla. De acordo com as **normas de emissões ambientais**, qual deve ser o valor de pH das águas residuais emitidas ( …

2016-04-06View Original

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De acordo com as **normas de emissões ambientais, o valor de pH das águas residuais ( ) é considerado aceitável.** A. Menos que 6 B. 6-9 C. 9 D. 6 Resposta: B, 6-9
Reply #22016-04-06
B, 6-9 ~~~~
Reply #32016-04-06
De acordo com as **normas de emissões ambientais, o valor de pH das águas residuais (entre 6 e 9) é considerado adequado.**
Reply #42016-04-06
De acordo com as **normas de emissões ambientais, o valor de pH das águas residuais (B) é considerado aceitável.** A. Menos que 6 B. 6-9 C. 9 D. 6
Reply #52016-04-06
De acordo com as **normas de emissões ambientais, o valor de pH das águas residuais (b) é considerado adequado.**
Reply #62016-04-06
De acordo com as **normas de emissões ambientais, o valor de pH das águas residuais (B) é considerado aceitável.** A. Menos que 6 B. 6-9 C. 9 D. 6

Translated at 2026-07-30 09:06:53

Original: https://bbs.hcbbs.com/thread-1577615-1-1.html

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