常見例句雙語例句The work principle of inclined pipe and setting device is analyzed, the feasibility in reforming sludge pit by shallow layer settling technology is approached.分析了斜管沉淀裝置的工作原理，探討了應(yīng)用淺層沉淀技術(shù)改造撈坑的可行性。 返回 settling pit