常見例句用作名詞 (n.)With calcium chloride precipitant to eliminate the interference of PO43-, total nitrogen in compound fertilizer is determined by formol method.用氯化鈣作沉淀劑，消除磷酸根離子的干擾，用甲醛法測定復(fù)合肥中的總氮。 返回 formol