Tube Finned Seerrated
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Tuubbada Finned ee Birta Aan Lahayn
Tuubada fin ee dhuuban ayaa hadda aad iyo aad ugu caan baxday samaynta kuleyliyaha, weelka cadaadiska iyo qalabka kale ee kulaylka.Waxay leedahay faa'iidooyin badan marka loo eego tuubada kale ee adag ee caadiga ah.