clay content的用法和样例：
例句
- The runoff sediment has higher clay content than the surface soil, andthe splash soil has higher fine sand content.
通过对侵蚀上壤的颗粒组成分析表明，侵蚀对土壤颗粒具有选择性，径流侵蚀泥沙中粘粒含量比侵蚀表土含量高，溅蚀泥沙中细沙粒含量变高。 - With the process of the sandy desertification in grassland, the contents of clay decreased.
随着草原沙漠化的加剧，土壤粘粒含量趋于减少，砂粒增多。
