發送短信 : Identification of odorous gases originating from refuse waste

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