rolling reduction的用法和樣例：
例句
- The mechanism and progress of soft reduction technology was introduced, the effect of the reduction on central segregation and solidified structure was analysed.
摘要介紹了輕壓下技術的作用機理及工藝過程，分析了壓下量對鑄坯中心偏析及鑄坯凝固組織的影響。 - The effects of cooling rate and reduction below Tnr on the microstructures and properties in HSLA Steel have been researched.
研究了控軋控冷工藝參數中冷卻速度和未再結晶區不同壓下量對低合金鋼的組織和性能的影響。
