久久99精品久久久久子伦,国产精品九九99久久精品,91精品影院一区二区三区,国产精品久久久久永久桃色tv,中文字幕视频一区二区三区,超碰777,亚洲精品麻豆一区二区,JVID福利在线一区二区,国产精品亚洲一区二区三区在线观看

With continuous coal mining machines as the core equipment, configured rockbolt drill vehicles, shuttle carts, feeding crushers, etc., the complete set can be used for short-wall mechanized mining in coal mines, coal roadway rapid tunneling, and unexploited coal mining in open-pit coal mines.

The complete set is suitable for simple geological structures, great roof and floor conditions, and certain unsupported roof distance conditions, with double or multi-coal roadway tunneling to achieve parallel excavation and bolting operations.

The short-wall mining technology of continuous mining machines is of low investment, flexibility, and strong adaptability characteristics.

Equipped with high reliability and guaranteed production capacity.

Adopt an informationization control strategy, with complete protection functions.