發送短信 : Pulsed magnetic flux leakage techniques for crack detection and characterisation

導出完成 —  

           __   __    ______    _____             
  ____     \ \\/ //  /_   _//  |  ___||   ____    
 |    \\    \ ` //   `-| |,-   | ||__    |    \\  
 | [] ||     | ||      | ||    | ||__    | [] ||  
 |  __//     |_||      |_||    |_____||  |  __//  
 |_|`-`      `-`'      `-`'    `-----`   |_|`-`   
 `-`                                     `-`