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Uchebnik_AYa_2_chast

Ответьте на вопросы к тексту

  1. What is the roof structure made of?

  2. What does a truss consist of?

  3. What is it supported by?

  4. What is achieved by the use of the prestressing cables?

  5. What was the construction technique used for space truss erection?

  6. What else is unusual about this steel frame?