NewTest: Difference between revisions

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Revision as of 16:10, 4 October 2011

\begin{equation}\tag{156} \sigma_{cw} = Y \sigma_c + (1-Y) \sigma_w \end{equation}

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-\[\sigma_w = \left\{
+\begin{equation}\tag{156} \sigma_{cw} = Y \sigma_c + (1-Y) \sigma_w \end{equation}
-  \begin{align}
-   & 0.15 + 1.5 \sin^2 \left( \frac{\pi}{2}\frac{W_s}{u_{*w}} \right)
-     \text{   if   }\frac{W_s}{u_{*w}}\le 1 \\
-   & 1.0 + 0.65 \sin^2 \left( \frac{\pi}{2}\frac{u_{*w}}{W_s} \right)
-     \text{     if   }\frac{W_s}{u_{*w}}>1 \\
-  \end{align} \right. \qquad\qquad\text{(154)}\]