pretreatment propress的用法和樣例：
例句
- The effect of refining modifying pretreatment of the scutching tow on its properties was researched.
研究了精細化改性預處理工藝對亞麻二粗纖維性能的影響。 - Therefore, the pretreatment technology of methanol bearing sewage should be optimized to upgrade its pretreatment performance.
因此，應優化含醇污水預處理工藝，提高含醇污水預處理效果。
