scale of roughness

例句：

1. 1. The engineer used a scale of roughness to measure the surface quality of the material.
   工程师使用粗糙度尺度来测量材料的表面质量。
2. 2. The construction company adopted a new scale of roughness to improve the durability of their products.
   建筑公司采用了新的粗糙度尺度，以提高产品的使用寿命。
3. 3.The researcher found that the scale of roughness had a significant impact on the performance of the machine.
   研究人员发现粗糙度尺度对机器的性能有显著影响。