recycled rate的用法和樣例：
例句
- Speeding up the reduction of ZnO with control of the reduction of FeO is the key subject for increasing the ZnO recycling rate.
如何加快氧化鋅的還原分離而抑制氧化鐵的還原及聚集長大將成為提高氧化鋅回收率的關鍵。 - Collectively-owned mining enterprises and privately-owned mining undertakings shall raise their technical level and increase the recovery rate of the mineral resources.
集體礦山企業和個體採礦應當提高技術水平，提高礦產資源回收率。
