الفرق بين how long و when

Soldering takes place at a temperature below 840°F (450°C), and brazing occurs at a temperature above 840°F (450°C). Can understand long, complex answers

2022-12-02
    بالبحر و بالجو
  1. The second tower is 145
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  3. الفرق بين how long و how far و شرح قاعدة how long
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  6. وهذه
  7. M و C