水文调査 | |
tech. | hydrographic survey; hydrographical surveying |
0区 | |
el. sec.sys. | zone 0 |
1区 | |
el. sec.sys. | zone 1 |
20区 | |
el. sec.sys. | zone 20 |
21区 | |
el. sec.sys. | zone 21 |
22区 | |
el. sec.sys. | zone 22 |
2区 | |
el. sec.sys. | zone 2 |
区 | |
gen. | district |
wind. | band |
| |||
hydrographic survey; hydrographical surveying |
水文调査 : 16 phrases in 4 subjects |
Earth sciences | 2 |
Geology | 1 |
Oil / petroleum | 1 |
Technology | 12 |