Izinhlamvu Ezingu-3 Zepayipi Lensimbi: Incazelo ephelele yobukhulu bepayipi lensimbi ihlanganisa ububanzi obungaphandle (OD), ukujiya kodonga (WT), ubude bepayipi (Ngokujwayelekile imitha engu-20 ft 6, noma 40 ft 12 amamitha). Ngalezi zinhlamvu singabala isisindo sepayipi, ukuthi ipayipi lomfutho lingakanani elingathwala, kanye...
Funda kabanzi