發送短信 : EXPECTED PERFORMANCE OF SOME LOT-SIZING HEURISTICS IN A ROLLING-SCHEDULE ENVIRONMENT.

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