Cálculos das coordenadas e traçado da Cúpula Elíptica perfeita
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6:00
Traçado flange de 10 e 20 furos com fórmulas e compasso - Decágono polygons
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14:37
Traçado de Cúpula Elíptica com o compasso e régua
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19:07
Botinha no compasso, traçados de Caldeiraria
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30:41
Cúpulas
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18:20
Cúpula / esfera elipse somente no compasso - Tubulação e Caldeiraria
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16:53
지름이 다른 파이프 45도 분기관 전개도 풀이 방법
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14:56
Zeppelinkopf
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47:54