發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : Development and implication of a two-tier thermodynamic diagnostic test to survey students' understanding in thermal physics