space radiation | |
space | 空间辐射 |
environment | |
bridg.constr. | 周围情况 |
dril. | 周围环境 |
earth.sc. | 外界 |
environ. | 环境 |
hydroel.st. | 环境 |
space | 设备; 设施 |
sport. | 周围 |
| |||
空间辐射 | |||
宇宙辐射 |
space radiation : 21 phrases in 6 subjects |
Air defense | 1 |
Aviation | 2 |
Communications | 1 |
Electronics | 1 |
Space | 14 |
Technology | 2 |