Engineering fields

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Across
  1. 4. – Aviation and spacecraft
  2. 5. – Environmental protection and resource management
  3. 7. – Electricity, power, and circuits
  4. 8. – Construction of buildings and infrastructure
Down
  1. 1. – Design and manufacturing of machines
  2. 2. – Programming and computer systems
  3. 3. – Medical technology and devices
  4. 6. – Transformation of materials and chemical processes