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    <math decimalPlaces="15">
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        <e type="operand">ϕVc</e>
      </input>
      <contract>
        <e type="operand" preserve="false" style="unit">Tn</e>
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      <result action="numeric">
        <e type="operand">329.02960729758</e>
        <e type="operand">329.02960729758</e>
        <e type="operand">646.529875255891</e>
        <e type="operand">3</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="5">mat</e>
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    <math>
      <description active="true" position="Right" lang="eng">
        <p>isolate/store</p>
      </description>
      <input>
        <e type="operand">ϕVc</e>
        <e type="operand">ϕVc</e>
        <e type="function" preserve="true" args="1">eval</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
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      <input>
        <e type="operand">ϕVc</e>
        <e type="function" preserve="true" args="1">Min</e>
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      <contract>
        <e type="operand" preserve="false" style="unit">Tn</e>
      </contract>
      <result action="numeric">
        <e type="operand">329.0296</e>
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    </math>
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        <e type="operand">d</e>
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      <result action="numeric">
        <e type="operand">0.6</e>
        <e type="operand" style="unit">m</e>
        <e type="operator" args="2">*</e>
      </result>
    </math>
  </region>
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        <e type="operand">Vu.max</e>
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      <contract>
        <e type="operand" preserve="false" style="unit">Tn</e>
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      <result action="numeric">
        <e type="operand">289.6</e>
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    </math>
  </region>
  <region id="22" left="414" top="1098" width="122" height="32" color="#000000" bgColor="#c0c0c0" fontSize="10">
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      <input>
        <e type="operand">ϕVc.min</e>
      </input>
      <contract>
        <e type="operand" preserve="false" style="unit">Tn</e>
      </contract>
      <result action="numeric">
        <e type="operand">329</e>
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