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[sina arabloo]

salam
kac mitone komaka kne ta betonm
maghale ee k mikha peda km ro chetor bayad search knm?
ravesh search krdn maghale chetrie?




m donbal do ta maghale hstm kheili hm vasam moheman



tahlil dinamiki charkh ghatar
fanavrie nano dar mobadel haye hararatii