NZWISISA MHINDUROIzvi zvinoverengwa sei?
Zvinopinzwa zveUS zvinoshandisa tsoka pakureba nehupamhi uye mainji paukobvu. Zvemetric zvinoshandisa mamita nemasendimita. Mhedzisiro inosanganisira chikamu chemarara chakasarudzwa.
Volume yeconcrete rectangularVhoriyamu = Kureba × Hupamhi × Ukobvu × (1 + Marara %)
Muenzaniso unoshanda
Slab ye20 × 12 ft yakadzika 4 inches ine volume yekutanga inosvika 2.96 cubic yards marara asati awedzerwa.