silt stable channel

例句：

1. 1. The river has been silted up with silt from the construction project.
   河流因为建设项目的沉积物而变得淤塞。
2. 2. The engineer used a silt sample to determine the quality of the soil.
   工程师用一个沉积物样本来测定土壤的质量。
3. 3. The silt deposits in the lake have been causing problems for years.
   湖泊中的沉积物多年来一直造成问题。