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44x

000150

2024-01-16

Formula 2

\begin{array}{l} \frac{a}{b} = 0.25 \\ B_{V} = 0.07215 \\ a^{*} = 28.9 \cdot \sqrt[4]{\frac{d_{SZR} \cdot d_{a}^{3} \cdot d_{i}^{3}}{(d_{a}^{3} d_{i}^{3}) \cdot B_{V}}} = 213.77 mm \\ φ = \frac{1}{1 {(\frac{a}{a^{*}})}^{4}} = 0.0754 \end{array}

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