Waa maxay unugga rarka laastikada ah ee loo isticmaalo unugga rarka waxaa ka mid ah tiirar balaastiko ah, chords laastikada, alwaaxyada, diaphragms fidsan, diaphragms jiingad leh, diaphragms wareeg ah oo qaabaysan, qolof axiisimmetrical ah, ilo ku yaal cyligiisa dibadda...
Sii akhri