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   nguyenha18 New Member

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   nguyenha18, Feb 28, 2017

   #1
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   admin Administrator

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   Nguồn: Mr kien k50 (DKengineering)
   

    

   admin, Mar 1, 2017

   #2
3. 

   hesodong New Member

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   Câu hỏi hơi khó, mà khó quá bỏ qua đi add.
   

    

   hesodong, Mar 19, 2017

   #3

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   BigCrab Super Moderators Staff Member

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   BigCrab, Mar 20, 2017

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   BigCrab Super Moderators Staff Member

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   Với khối lượng riêng của không khí là 1.2250 kg/m3 thì giá trị chuyển đổi sẽ là 0.0473
   
   

    

   BigCrab, Mar 20, 2017

   #5

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