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circuit control | |||
loop control | |||
cycling control | |||
cycle control |
循环控制 : 60 phrases in 12 subjects |
Agriculture | 1 |
Automobiles | 12 |
Aviation | 3 |
Business | 1 |
Ecology | 1 |
Economy | 1 |
Electronics | 10 |
Information technology | 5 |
Mechanics | 2 |
Oil / petroleum | 4 |
Space | 4 |
Technology | 16 |