地球资源调查 | |
avia. | Earth resource survey |
GPS 卫星 | |
space | GPS satellites |
N 卫星 | |
space | N-SAT |
卫星 | |
environ. | satellite |
rem.sens. | satellite |
space | megabirds; satellites, balloons and rockets; moon |
卫星 DNA | |
life.sc. | satellite DNA |
| |||
Earth resource survey | |||
earth resources survey |
地球资源调查 : 9 phrases in 3 subjects |
Earth sciences | 5 |
Geology | 3 |
Space | 1 |