常見例句雙語例句Then technologies of municipal sewage sludge treatment and disposal and recent studies are expounded.爲避免城市汙水汙泥産生二次汙染，必須對其進行妥善処理與処置。Then technologies of municipal sewage sludge treatment and disposal and recent studies are expounded.賸餘汙泥的処理與処置是個世界性的難題。Effects of land disposal of sewage sludge on grass and soil environment were studied. The sewage sludge used was from Northern Shenyang Wastewater Treatment Plant.以沈陽北部汙水処理廠汙泥爲研究對象，開展了汙泥土地利用對草坪草及土壤環(huán)境影響的研究。 返回 sewage sludge disposal