concentration ratios的用法和樣例：
例句
- Finally, the authors investigate the moderating influence of market concentration on both relationships.
最後，作者研究了市場集中度對這兩種關係的影響。 - As a result, market structure is substantively affected.On the one hand, market concentration is enhanced and duality market structure is formed.
一方面，提高了我國市場集中度，促使我國形成二元市場結構，競爭主體相對變化。
