coalface
n. [矿业] 采煤工作面；（正在开采的）煤层截面
复数 coalfaces
例句
Many of the best ideas come from doctors at the coalface.
许多最好的主意都来自临床医师。
《牛津词典》
The structure is compact, and the water pump covers small area. It accord with the need of the coalface.
该喷雾泵结构紧凑，占地面积小，符合采煤工作面的要求。
The structure of the water pump is compact, and the water pump covers small area. It accord with the need of the coalface.
