發送短信 : UPGRADING OF SOLAR HEAT BY AN ABSORPTION HEAT TRANSFORMER ASSISTING WITH A VAPOR COMPRESSION HEAT PUMP

 _____      ______   ______    __   __   ______   
|  __ \\   /_   _// |      \\  \ \\/ // |      \\ 
| |  \ ||   -| ||-  |  --  //   \ ` //  |  --  // 
| |__/ ||   _| ||_  |  --  \\    | ||   |  --  \\ 
|_____//   /_____// |______//    |_||   |______// 
 -----`    `-----`  `------`     `-`'   `------`