| |||
net-to-gross sand ratio (Alexander Demidov) | |||
net to gross (MichaelBurov) | |||
NTG | |||
net sand (June Monthly Business Letter); net/gross ratio (NTG) | |||
net sand coefficient; gross sand ratio (dimock) | |||
net-to-gross ratio; sand fraction |
коэффициент песчанистости: 4 phrases in 3 subjects |
Geophysics | 2 |
Oilfields | 1 |
Sakhalin | 1 |