發送短信 : Chemical deterioration and physical instability of food powders

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