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interstitial |
间隙子 : 50 phrases in 13 subjects |
Agriculture | 1 |
Aviation | 4 |
Compressors | 2 |
Economy | 1 |
Electric machinery | 3 |
Electronics | 2 |
General | 1 |
Geophysics | 1 |
Metallurgy | 27 |
Oil / petroleum | 2 |
Shipbuilding | 1 |
Steel production | 4 |
Technology | 1 |