Array ( [0] => Array ( [title] => L5AR [link] => https://www.youtube.com/embed/jiLVFoCoQt8 ) [1] => Array ( [title] => L5BR [link] => https://www.youtube.com/embed/hD42YV_nMxg ) [2] => Array ( [title] => L5CR [link] => https://www.youtube.com/embed/66Xql5xcZ74 ) ) 國立清華大學開放式課程OpenCourseWare(NTHU, OCW) - 第5R講 kirkendall effect