mass balance的用法和樣例：
例句
- The specifications should provide a reasonable material balance.
應該提供一個合理的物料平衡控制標準。 - The results show that the direct mass balance control scheme outstrips the indirect one and can well satisfy the control requirement for both product quality and conversion rate.
結果表明直接物料平衡方案控制品質優於間接物料平衡方案，可在不同擾動情況下滿足過程的產品質量和轉化率的聯合控制要求。
