常見例句雙語(yǔ)例句The article discussed the method that waste acid in producting titanium dioxide prepared potassium sulfate. fer-rite carbonate and compound fertilizer.本文論述了利用鈦白生產(chǎn)中的廢酸制取硫酸鉀、碳酸亞鐵及復(fù)混肥的方法。 返回 potassium acid carbonate