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      <title>Setting the Surfaces Check Criteria</title>
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      <div class="title_topic4" id="xps10_pagetitle">Setting the Surfaces Check Criteria</div>
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               <p class="para_td"> <a class="links" href="javascript:void(0)" onclick="top.openFile('nx_analysis/vda_checker.html');return(false);">Check VDA-4955 Compliance Overview</a></p>
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               <p class="para_td"> <a class="links" href="javascript:void(0)" onclick="top.openFile('nx_analysis/vda_check_ov.html');return(false);">Check Criteria</a></p>
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               <p class="para_td">Surfaces</p>
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      </table><br><p class="para_topic">The Surfaces property tab on the Edit Check Criteria dialog lets you specify the check criteria for the underlying surface of a face and topological tolerances.</p>
      <p class="para_topic">Select each desired check criterion on the left side of the dialog. When selected, the corresponding check value (if any) and the Log Details option menu are enabled.</p>
      <p class="para_topic">Each check value is validated against the range of permissible values. When entering the check values, the restrictions shown in the following table apply. If these restrictions are not adhered to, a violation is displayed in the status line, and Apply and OK are disabled.</p>
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               <p class="para_td">Surfaces Parameter Restrictions</p>
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               <p class="para_td">Lower Value</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">Check Value</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">Topological Tolerance Value</p>
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               <p class="para_td">Upper Value</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">Tiny Value</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">&lt;= Tiny (M1)</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top"></td>
            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top"></td>
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               <p class="para_td">Tiny Value</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">&lt;= Tiny Patch (M1pa/M1pr)</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top"></td>
            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top"></td>
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               <p class="para_td">Tiny Value</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">&lt;= Absolute</p>
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               <p class="para_td">0.0</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">&lt;= Relative</p>
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               <p class="para_td">0.0</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">&lt;= Identical (M2) &lt;=</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">Distance</p>
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               <p class="para_td">1</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">&lt;= Maximum Degree (M4) &lt;=</p>
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               <p class="para_td">64</p>
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               <p class="para_td">Tiny Value</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">&lt;= Ripple (M5), Smooth Tolerance &lt;=</p>
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               <p class="para_td">Distance</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top"></td>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">Tiny Value</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">&lt;= Multiple Knots (M6)</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top"></td>
            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top"></td>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">Zero Length Tolerance</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">&lt; Degenerate Boundary (SU8)</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top"></td>
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               <p class="para_td">0.0</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">&lt;= Zero Length Tolerance</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top"></td>
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               <p class="para_td">Model Distance Tolerance&nbsp;</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">&lt;= Minimum Radius (SU9)</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top"></td>
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               <p class="para_td">0.0</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">&lt;= Corner Angle (SU10) &lt;=</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top"></td>
            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">180.0</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">0.0</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">&lt;= Normal Flapping Angle (SU11) &lt;=</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top"></td>
            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">180.0</p>
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               <p class="para_td">1</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">&lt;= Maximum Patch Count (SU12)</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top"></td>
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               <p class="para_td">4</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top"></td>
            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">&lt;= Number of &lt;= Points per Segment in u/v-Direction</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">Number of Edge Curve Points</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">Model Distance Tolerance</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top"></td>
            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">&lt;= Distance</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top"></td>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">Model Angle Tolerance</p>
            </td>
            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top"></td>
            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">&lt;= Tangent Angle &lt;=</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">360.0</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">0.0</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top"></td>
            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">&lt;= Curvature &lt;=</p>
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            <td bgcolor="#f4f4f4" colspan="1" rowspan="1" valign="top">
               <p class="para_td">2.0</p>
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