Masiku ano, mbale zoonda kwambiri za laser zimadzazidwa ndi kukweza pamanja, ndipo anthu osachepera atatu amafunikira kukweza mbale zomwe ndi 3m kutalika, 1.5m m'lifupi, ndi 3mm wandiweyani. M'zaka zaposachedwa, njira zodyetsera pamanja zakhala zikulimbikitsidwa, makamaka pogwiritsa ntchito makina onyamula ...
Werengani zambiri