система разработки | |
comp., net. | authoring system |
mining. | mining method; method of mining; system of mining; method of working; stoping method |
tech. | supporting system; support system; extraction system |
система разработок | |
geol. | layout |
камерностолбовая: 30 phrases in 3 subjects |
Construction | 1 |
Geology | 1 |
Mining | 28 |