發送短信 : Membrane deflections for chemical-free cleaning in desalination

  ______   _    _    ______      ___     __   __  
 /_   _// | || | || |      \\   / _ \\   \ \\/ // 
 `-| |,-  | || | || |  --  //  | / \ ||   \   //  
   | ||   | \\_/ || |  --  \\  | \_/ ||   / . \\  
   |_||    \____//  |______//   \___//   /_//\_\\ 
   `-`'     `---`   `------`    `---`    `-`  --`