| |||
spacer region | |||
interradium | |||
g-region | |||
spacer | |||
| |||
spacer | |||
| |||
zone of separation |
间隔区 : 18 phrases in 11 subjects |
Agriculture | 1 |
Aviation | 1 |
Earth sciences | 1 |
Ecology | 2 |
Electronics | 1 |
Engineering geology | 1 |
General | 1 |
Genetics | 5 |
Molecular genetics | 1 |
Space | 2 |
Technology | 2 |