Fasahar Sarrafa Ballast
Lokacin gina hanyoyi da layukan jiragen kasa, ana amfani da manyan kwararan ?wayoyi, yawanci a cikin nau'in super-granite wanda aka shahara da ?arfin sa na musamman, a matsayin ballast. Game da karya wannan abu, an ?auki dabarar tsari, tare da na'urar karya leda a matsayin mataki na farko, mai ?arfi don karya manyan ?angarorin. A baya, na'urar karya kono tana ?aukar nauyi a mataki na biyu ko na uku, tana inganta kayan da aka karya ?arin don tabbatar da ingantaccen jituwa da aiki a cikin ?arin ballast.
Samu Hanyoyi
Tattaunawa
Samun Magani