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range rate indicator | |||
speed indicator | |||
motion indicator; rate indicator; velocity indicator | |||
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rate indicator |
速度指示器: 53 phrases in 10 subjects |
Air defense | 3 |
Automobiles | 1 |
Aviation | 18 |
Earth sciences | 1 |
Electronics | 9 |
Geophysics | 2 |
Hydroelectric power stations | 1 |
Shipbuilding | 3 |
Space | 5 |
Technology | 10 |