Ko e ha e koloa ʻoku fie maʻu ki ai e ngaahi tohi fakamoʻoni maluʻi ʻo e malala

Meʻangaue hange ko e malala cutters, roadheaders, ʻOku poupouʻi ʻe he, ngaahi naunau ʻe taha ʻoku ʻikai ke ʻi ai ha, crushers, leta conveyors, scraper conveyors, ngaahi feituʻu ʻoku ʻi ai e pamu, Vili ʻa e malala, pneumatic vili, ʻOku fetongi ʻe he fakamoʻoni ʻa e fakaʻauha, Transformers, mo e ngaahi i fakalotofonua, ʻi he niʻihi kehé, ʻOku tuʻutuʻuni ke maʻu ha tohi fakamoʻoni maluʻi malala ke fakaʻaongaʻi ʻi he keliʻanga malala.

ʻI he ʻatakai lotokovi, ʻOku mahuʻinga ke fai ha fakamatala ki he ngaahi tafaʻaki malu kau ai ʻa e ulo retardancy, maluʻi ʻo e fakaʻauha, mo e fakafepaki ki he mafana ʻo e ʻea ke fakapapauʻi ʻoku malu kakato.