Normal Yay Çizimi
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Sayfa 115 Şekil 6.20 Çengelli yay tasarım ve montaj;
Çizim;
https://drive.google.com/file/d/1KtFRlEriyBpMuvEzWPIugZVioNUCkuhO/view?usp=sharing
Videolar;
https://www.youtube.com/results?search_query=o+rings
https://www.youtube.com/results?search_query=circilips
