發送短信 : Crack prediction of plastic housing subjected to impact loading

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