دامV[gggggg g Cر اF3?gggg g C3 1/4 "20UNC Mggg g 3دI35 4( اZg g Q3 اMFgggggggggKd) ^حgggg g RN مgg g Ce
(FIG.6) راF3?gggggggE5 Yggg<= وسgg g 9 X3 ?_قggggg g C 3?رggg g C358 اggggggg g CداC5ا
طJ \م ارMJ ا53ط<وMF ا5زاوY5را إF3?E5م اCe رFك 5[دوC?358 اd M5?3N<ب واI58 اAراJ `رر
(FIG.7) 8AراJ5ا
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