發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : Pengaruh kecepatan putar terhadap sifat fisis dan mekanis pada centrifugal casting aluminium alloy velg sepeda motor