Hexagonal guardrail network mwambo dzimbiri anataya makhalidwe oyambirira, mu mawonekedwe, mtundu ndi katundu makina adzasintha, chifukwa cha kuwonongeka kwa zida, kutayikira payipi, etc., makamaka, n'zosavuta kuswa, kutaya ntchito chitetezo choyambirira.Nthawi zambiri, pali achibale atatu ...
Werengani zambiri