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semi-active | |
tech. | 半活性的 |
tracking system | |
auto. | 追 踪系统 |
avia. | 外测体制 |
commun. railw. | 追踪系统 |
math. | 跟踪系统 |
space | 跟踪 体制 |
| |||
半活性的 |
semi-active tracking system : 53 phrases in 9 subjects |
Air defense | 5 |
Automobiles | 1 |
Aviation | 10 |
Electronics | 9 |
General | 1 |
Rail transport | 1 |
Securities | 1 |
Space | 18 |
Technology | 7 |