基本解釋[環(huán)境科學技術(shù)]漸減曝氣詞組短語短語tapered aeration system 漸減曝氣系統(tǒng)tapered aeration process 漸減曝氣法tapered aeration更多詞組專業(yè)釋義環(huán)境科學技術(shù)漸減曝氣