發送短信 : Effects of soil properties on hysteresis of soil

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