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\ \\ / //   / _ \\   / ____||   / _ \\   |  _ \\  
 \ \/ //   | / \ || / //---`'  | / \ ||  | |_| || 
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   \//      \___//   \_____||   \___//   |_|\_\\  
    `       `---`     `----`    `---`    `-` --`

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發送短信 : Solution for heat conduction in a solid with temperature dependent thermal conductivity