| |||
zone thickness | |||
depth of stratum | |||
bed thickness | |||
formation thickness | |||
stratum thickness; thickness of bed; thickness of formation; thickness of stratum |
地层厚度 : 26 phrases in 7 subjects |
Drilling | 4 |
Earth sciences | 2 |
Explosives and Explosive Ordnance Disposal | 1 |
Geophysics | 4 |
Mining | 1 |
Oil / petroleum | 6 |
Technology | 8 |