Our main kayayyakin ne high-mita madaidaiciya kabu welded karfe bututu da biyu-gefe submerged baka welded karfe bututu, da dai sauransu, wanda aka yadu amfani da matsakaici da kuma low matsa lamba ruwa watsa bututu kamar man fetur, na halitta gas, ruwa, tururi, gas. da dai sauransu, da kuma tsarin karfe bututu don pil ...
Kara karantawa