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Strömung der wichtigsten Gase natürlichen Ursprungs |
flux of : 16 phrases in 7 subjects |
Economy | 1 |
Finances | 1 |
Metallurgy | 3 |
Microelectronics | 1 |
Natural resourses and wildlife conservation | 2 |
Optics branch of physics | 7 |
Research and development | 1 |