| |||
net-to-gross sand ratio (Alexander Demidov) | |||
net to gross (MichaelBurov) | |||
net sand coefficient; gross sand ratio (dimock) | |||
NTG | |||
net-to-gross ratio; sand fraction | |||
net sand (June Monthly Business Letter); net/gross ratio (NTG) |
коэффициент песчанистости: 4 צירופים, 3 נושאים |
גיאופיזיקה | 2 |
סחלין | 1 |
שדות שמן | 1 |