Links /روابطات ذات علاقة

 

http://zonalandeducation.com/mstm/physics/waves/introduction/introductionWaves.html

http://www.physicsclassroom.com/Class/sound/

http://www.acs.psu.edu/drussell/demos.html

http://homepage.ntu.edu.tw/~karchung/Phonetics%20II%20page%20nine.htm

http://homepage.ntu.edu.tw/~karchung/phonetics%20II%20page%20eight.htm