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simple harmonic quantity | |||
simple sinusoidal quantity | |||
sinusoidal quantity |
正弦 量 : 20 phrases in 9 subjects |
Air defense | 1 |
Construction | 2 |
Electric machinery | 4 |
Electronics | 1 |
Hydroelectric power stations | 1 |
Information technology | 1 |
Metallurgy | 1 |
Technology | 8 |
Telecommunications | 1 |