 |
| |||
| permissible; blasting explosive; safe explosive | |||
| radio-active substance; radioactive substance | |||
| safety explosive (для подземных работ); permissible explosive (для подземных работ); short flame explosive (для подземных работ) | |||
| coal-mine powder (для угольных шахт); short-flame explosive; safety blasting explosive; permissible explosive; safety blasting explosive | |||
| safety explosive; permitted explosive | |||
| |||
| permissible explosive; short flame explosive; safety explosive | |||
| |||
| permited explosives; permissible explosives; permitted explosives | |||
| предохранительное взрывчатое вещество: 12 phrases in 1 subject |
| Mining | 12 |