Array ( [0] => Array ( [title] => L4AR [link] => https://www.youtube.com/embed/dYC8P0BdArU ) [1] => Array ( [title] => L4BR [link] => https://www.youtube.com/embed/IdELRoBSUh0 ) ) 國立清華大學開放式課程OpenCourseWare(NTHU, OCW) - 第4R講 Peltier effect and network constraint and Onsager's principle