1. Ululu ndi chitonthozo: Njira zamakono zochotsera tsitsi, monga kumeta kapena kumeta, nthawi zambiri zimagwirizanitsidwa ndi ululu ndi kusamva bwino. Poyerekeza, kuchotsa tsitsi la laser la diode kumagwiritsa ntchito ukadaulo wochotsa tsitsi wopanda ululu, womwe umagwiritsa ntchito mphamvu yopepuka yopepuka kuti igwire ntchito mwachindunji pazitseko za tsitsi, kuchepetsa ululu patsitsi ...
Werengani zambiri