علم الاصوات..........................

رجاءا حمل الفيديوهات للمشاهدة
https://www.youtube.com/watch?v=GZ7-5LLCf1k&feature=related
https://www.youtube.com/watch?v=x5J6-VEcTCA&feature=channel
https://www.youtube.com/watch?v=2z9mjUco3Qg&feature=channel
https://www.youtube.com/watch?v=fAPoLYRAV8w&feature=channel
https://www.youtube.com/watch?v=sqM2jI_ovvU&feature=related
vocalise
https://www.youtube.com/watch?v=nr8H8drKa_Y
https://www.youtube.com/watch?v=In4G7d7M_CM&feature=PlayList&p=B6849482F64379D8&index=16