홈
activated sludge process

activated sludge process

treatment process used in sewage plants

en-US/ˈæktɪˌveɪdɪd ˈslʌd͡ʒ ˈpɹɑˌsɛs/

en-GB/ˈæktɪveɪtɪd ˈslʌd͡ʒ ˈpɹəʊsɛs/

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