Bending Equation Derivation · A B = A ′ B ′ − A B A B · ∴ s t r a i n = A ′ B ′ − C ′ D ′ C ′ D ′. (as AB = CD and CD = C'D') · = ( R + y ) Θ − R Θ R Θ · = R Θ ...
確定! 回上一頁