Soalan harian berkaitan rawatan air (12.8)

2016-12-08View Original

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Pilihan tunggal: Perkara yang betul di antara berikut ialah . A. Unsur logam berat merupakan salah satu nutrien yang diperlukan oleh sludge aktif.
B. Unsur logam berat boleh merosakkan sludge aktif.
C. Kandungan unsur logam berat tidak boleh terlalu banyak mahupun terlalu sedikit.
D. Unsur logam berat tidak memberi sebarang kesan kepada sludge aktif.
B

Reply #22016-12-08

B. Unsur logam berat membahayakan sludge aktif

Reply #32016-12-08

B. Unsur logam berat membahayakan sludge aktif

Reply #42016-12-08

B. Unsur logam berat membahayakan sludge aktif

Reply #52016-12-08

B. Unsur logam berat membahayakan sludge aktif

Reply #62016-12-08

C. Kandungan unsur logam berat tidak boleh terlalu banyak, dan juga tidak boleh terlalu sedikit

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Soalan harian berkaitan rawatan air (12.8)

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