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timeline | |||
time axis | |||
axis of time (潮汐曲线); time axis (潮汐曲线) | |||
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axis of time |
时间轴 : 40 phrases in 9 subjects |
Air defense | 2 |
Aviation | 1 |
Earth sciences | 1 |
Electric machinery | 10 |
Electronics | 15 |
Geophysics | 1 |
Hydroelectric power stations | 8 |
Technology | 1 |
Wind Energy | 1 |