發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : Interface reaction between an electroless Ni–Co–P metallization and Sn–3.5Ag lead-free solder with improved joint reliability