深度基准 | |
dril. | depth datum |
expl. | sounding datum |
oil | depth datum |
Ac 点 | |
met. | Ac point |
A点 | |
met. | A-spot |
点 | |
gen. | dot |
IMF. | tick |
| |||
depth datum | |||
depth datum (面); sea level datum (面); sounding datum (level, 面) | |||
| |||
sounding datum | |||
| |||
depth datum |
深度基准: 16 phrases in 4 subjects |
Aviation | 2 |
Oil / petroleum | 4 |
Space | 1 |
Technology | 9 |