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step-down method |
逐渐 法 : 22 phrases in 9 subjects |
Bridge construction | 2 |
Computer numerical control | 1 |
Electronics | 1 |
Explosives and Explosive Ordnance Disposal | 1 |
Finances | 1 |
Hydroelectric power stations | 2 |
Information technology | 2 |
Oil / petroleum | 1 |
Technology | 11 |