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单级; 个别能级 | |||
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单级的; 一级〔直接〕的 | |||
灯光单级的 | |||
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单一能级 |
single -level : 38 phrases in 13 subjects |
Agriculture | 1 |
Bridge construction | 1 |
Business | 1 |
Electronics | 6 |
Geophysics | 1 |
Gymnastics | 2 |
Information technology | 4 |
Metallurgy | 2 |
Oil / petroleum | 1 |
Space | 4 |
Technology | 13 |
Textile industry | 1 |
Water resources | 1 |