常見(jiàn)例句雙語(yǔ)例句Gypsum, ammonium hydrogen carbonate and potassium chloride were used as raw materials in this research, to produce potassium sulfate, potassium ammonium chloride and calcium carbonate.以石膏、碳酸氫銨和氯化鉀為原料,生產(chǎn)硫酸鉀、氯化銨鉀和碳酸鈣,原料綜合利用充分,經(jīng)濟(jì)效益好。 返回 potassium hydrogen carbonate