mixed fertilizer的用法和樣例：
例句
- It's a economical way to make compound fertilizer named Potassium Phosphate, Using carnallite and wet phosphoric acid by double decomposition reaction.
用光鹵石和濕法磷酸通過(guò)復分解反應生產(chǎn)磷鉀復合肥料是較經(jīng)濟的方法。 - Accumulation of excessive exchangeable potassium is from the use of mixed fertilizers or manure.
由于施用混合肥料或廄肥使交換性鉀過(guò)渡累積。
