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split die | |||
combination die; combined die |
组 合式模 : 33 phrases in 12 subjects |
Automobiles | 4 |
Aviation | 1 |
Cryptography | 1 |
Drilling | 4 |
Electronics | 1 |
Hydroelectric power stations | 1 |
Metallurgy | 4 |
Oil / petroleum | 3 |
Plastics | 6 |
Project management | 1 |
Space | 1 |
Technology | 6 |