coarse fragment meaning in English
粗碎片
粗碎屑
粗屑体
Examples
- Railway jacking bridge engineering passing through sand pebble ( gravel ) layer , because it is a complex loose coarse fragment accumulation layer , the roadbed must be reinforced
摘要铁路顶桥工程中遇到砂卵（砾）石层时，因砂卵（砾）石层是一种复杂松散粗碎屑堆积层，因此必须对铁路路基进行加固。