Monga tonse tikudziwira, zida zovala mu crusher zimatha kukhudza kwambiri makina. Nthawi zambiri, ngati makinawo sagwira ntchito, ndi chifukwa chakuti mbali zofunika, monga nyundo, zimawonongeka. Zida za nyundo zimakhudza mwachindunji moyo wautumiki wa crusher. Kodi mwamuna...
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