26
B O 2 AB A θ X 2 O X X X θ θ A 2 O r AB = L L r / = λ φ θ o ω

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Page 1: θ`¿¹Y{ {Yv³Y¶],´« - iust.ac.ir · v·Yºt³b¿Z y Zc aÇuZ ¯ ®¿Y µuº°³ z º¬ ¯ Yy a2 ¹ a1 ½Z·zd¯YyZ ¶¨´¿Y z Zt] v¿uz- v·Yºs ±ºcZ ¶¨´¿Y z Z ] v m 1

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