"Mwa mtundu wazinthu (zitsulo zopanga, zitsulo zotayidwa), pogwiritsa ntchito (makampani amigodi, malo opangira magetsi, makampani a simenti, ena), ndi dera (North America, Europe, Asia-Pacific, Latin America), msika wazitsulo zogayira umakhudzidwa. ndi COVID-19 zidzachitika.Kusanthula kwa United States, ...
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