levantaicd1999 levantaicd1999
  • 15-06-2021
  • Physics
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Tính hiệu suất nhiệt của động cơ nhiệt biết nhiệt lượng ở nguồn nóng 420,4kJ/kg và nhiệt lượng ở nguồn lạnh 218kJ/kg.

Respuesta :

214157
214157 214157
  • 15-06-2021

Answer:

69

Explanation:

just because

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