發送短信

數:

提供者:

CAPTCHA:

  _____      ___     _    _    _    _   __    __  
 /  ___||   / _ \\  | \  / || | || | || \ \\ / // 
| // __    | / \ || |  \/  || | || | ||  \ \/ //  
| \\_\ ||  | \_/ || | .  . || | \\_/ ||   \  //   
 \____//    \___//  |_|\/|_||  \____//     \//    
  `---`     `---`   `-`  `-`    `---`       `

Please enter what you see:

發送短信 : Performance analysis on the thermosiphon beam air conditioning and mechanical ventilation system