 |
| |||
| space research Research involving studies of all aspects of environmental conditions beyond the atmosphere of the earth; space research | |||
| έρευνα του διαστήματος: 1 phrase in 1 subject |
| Natural sciences | 1 |
|
| |||
| space research Research involving studies of all aspects of environmental conditions beyond the atmosphere of the earth; space research | |||
| έρευνα του διαστήματος: 1 phrase in 1 subject |
| Natural sciences | 1 |