Provedenie i kreplenie gornykh vyrabotok v udaroopasnykh zonakh zhelezorudnykh mestorozhdeniĭ
Provedenie i kreplenie gornykh vyrabotok v udaroopasnykh zonakh zhelezorudnykh mestorozhdeniĭ
Details
- OL Work ID
- OL15492065W
Subjects
Ground control (Mining)Iron ores