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空间探测和跟踪 | |
mil., air.def. | space detection and tracking |
设备 | |
gen. | gear |
environ. | equipment; fitting |
hydroel.st. | appliance |
met. | attachment; contrivance |
sport. | facility |
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space detection and tracking |
空间探测和跟踪 : 8 phrases in 3 subjects |
Air defense | 6 |
Aviation | 1 |
Space | 1 |