Array ( [0] => Array ( [title] => L13A [link] => https://www.youtube.com/embed/tJG4i1FoTfQ ) [1] => Array ( [title] => L13B [link] => https://www.youtube.com/embed/l7MgJicvvzk ) [2] => Array ( [title] => L13C [link] => https://www.youtube.com/embed/T1hqjl7VsD8 ) [3] => Array ( [title] => L13D [link] => https://www.youtube.com/embed/gqOFmgTX5UY ) ) 國立清華大學開放式課程OpenCourseWare(NTHU, OCW) - 第13講 四連桿機構設計