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信号跟踪 | |
gen. | tracing |
el. | signal tracing |
器 | |
gen. | etc.; implement; utensil |
space | aboard; trained model |
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tracing | |||
signal tracing | |||
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signal tracing |
信号跟踪 : 16 phrases in 6 subjects |
Air defense | 2 |
Aviation | 1 |
Electronics | 5 |
Space | 4 |
Technology | 2 |
Telecommunications | 2 |