Uhmm ....... okey I notice it was a guess hehe
but we suppose that we have the wing in our hands , what measured we need to take to get the % ??? for example in this case MJD is talking from a 12 % and Mike about 15-20% that percentage from what ???.
I'm trying to figure out what % does have draggy Airplanes like Patriot and Shrike
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Thanks for the previous answer Mike and MJD
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edit ... upsss , when I was writing , you were been answering me combatpigg , thanks for your answer