Text this

Number:

Provider:

CAPTCHA:

             ___      ______    ______    _____   
  ____      / _ \\   /_____//  /_   _//  |__  //  
 |    \\   | / \ ||  `____ `    -| ||-     / //   
 | [] ||   | \_/ ||  /___//     _| ||_    / //__  
 |  __//    \___//   `__ `     /_____//  /_____|| 
 |_|`-`     `---`    /_//      `-----`   `-----`  
 `-`                 `-`

Please enter what you see:

Text this: Influence of external heat radiation through windows with different cover conditions on the vertical temperature distribution in rooms served by displacement ventilation system