secondary treatment
短語(yǔ)詞組
- secondary oxidation treatment 二級(jí)氧化処理
- secondary sewage treatment plants 城市二級(jí)汙水処理廠
- secondary biochemical treatment 二級(jí)生化処理
- secondary solution treatment 二次固溶
- secondary sewage treatment 二級(jí)汙水処理;[環(huán)境]二次汙水処理
- secondary sewage treatment works 次級(jí)汙水処理廠;二級(jí)汙水処理廠
- secondary national treatment 次國(guó)民待遇
- secondary biological treatment 廢水的二級(jí)生物処理
- secondary waster treatment 二次廢料処理 返回 secondary treatment