coalmining meaning in English
采煤
Examples
- Steelcord conveyor belts for underground coalmining ; testing
井下采每用钢索输送带.检验 - Steelcord conveyor belts for underground coalmining ; marking
井下采煤用钢索输送带.标记 - Conveyor belts with textile plies for coalmining ; branding
煤矿用织物输送带.第5部分:标记 - Belt conveyors for underground coalmining - heavy construction
井下采煤皮带输送机.重型支架 - Conveyor belts for coalmining ; determination of the oxygen index
煤矿用输送带.氧气指数的测定