〔原因状语〕A new technique having been working out 【这是独立主格结构。A new technique 是充当独立主格的逻辑主语,后面的 having been working out 是现在分词短语】
〔主语〕the yields
〔谓语〕increased
〔状语〕by 20%
参考译文:由于一项新的技术研究顺利完成,生产效益随之增加了20%。
A new technique having been working out独立主格结构状语,the yields主 increased谓 by 20%状.
A new technique逻辑主语 having been working out分词:独立主格结构状语
一种新技术被研发出来,产量增长了20%
由于发明了新技术,使此领域提高了20%。