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密度场 |
density field: 52 phrases in 11 subjects |
Aerohydrodynamics | 1 |
Automobiles | 2 |
Desert science | 2 |
Electric machinery | 12 |
Electronics | 5 |
Engineering geology | 2 |
Hydroelectric power stations | 1 |
Metallurgy | 1 |
Oil / petroleum | 2 |
Technology | 19 |
Wind Energy | 5 |