Kuwotcherera magetsi okana(ERW) ndi njira yowotcherera pomwe zigawo zachitsulo zomwe zakhudzana zimalumikizidwa kosatha mwa kuzitenthetsa ndi magetsi, ndikusungunula chitsulocho pamalo olumikizirana. Kuwotcherera kokana magetsi kumagwiritsidwa ntchito kwambiri, mwachitsanzo, popanga chitoliro chachitsulo.
Nthawi yotumizira: Januwale-21-2022