0.8×1×1.2×1.5×1.7×2×2.5×4 min⚡️4 min 56 sec3 min 57 sec3 min 17 sec2 min 38 sec2 min 19 sec1 min 58 sec1 min 34 secEinleitung zur Ausbildung0.8×1×1.2×1.5×1.7×2×2.5×4 min⚡️4 min 56 sec3 min 57 sec3 min 17 sec2 min 38 sec2 min 19 sec1 min 58 sec1 min 34 secEinleitung zur AusbildungYour user agent does not support the HTML5 Video element.