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ultrafine | grinding
of | coal
| grinding | |
| gen. | knækning |
| el. | polering |
| environ. | formaling |
| forestr. | træslibning |
| industr. | tilslibning |
| mech.eng. | slibning; efterslibning; grovslibning |
| med. | beslibning |
| met. | formaling |
| coal | |
| econ. | kul |
|
ultrafine grinding of coal : 2 phrases in 2 subjects |
| Agriculture | 1 |
| Chemistry | 1 |