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plasma arc |
等 离子 弧 : 108 phrases in 12 subjects |
Agriculture | 1 |
Automobiles | 8 |
Aviation | 3 |
Earth sciences | 1 |
Electronics | 9 |
General | 3 |
Metallurgy | 15 |
Oil / petroleum | 7 |
Oil processing plants | 1 |
Space | 18 |
Technology | 32 |
Thermal Energy | 10 |