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      <author>Davide Carpi</author>
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      <header alignment="Center" color="#a9a9a9">&amp;[DATE] &amp;[TIME] - &amp;[FILENAME]</header>
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<div>系杆悬挑段长度</div></span>]]></writer>
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          <e type="operand">2.4764</e>
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<div>钢系杆截面积</div></span>]]></writer>
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          <e type="operand">4.62</e>
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<div>混凝土系杆截面积</div></span>]]></writer>
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<div>均匀升温</div></span>]]></writer>
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          <e type="operand">10</e>
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<div>约束轴力</div></span>]]></writer>
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          <e type="operand">N.T</e>
          <e type="operand">10</e>
          <e type="operand" style="unit">kN</e>
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<div>温度膨胀系数</div></span>]]></writer>
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          <e type="operand">10</e>
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<div>弹性模量</div></span>]]></writer>
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          <e type="operand">3.45</e>
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          <e type="operand">4</e>
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<div>钢系杆在温度作用下变形</div></span>]]></writer>
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          <e type="operand">α.s</e>
          <e type="operand">L.悬挑</e>
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          <e type="operand">T.p</e>
          <e type="operator" args="2">*</e>
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          <e type="operand">ΔL.sN</e>
          <e type="operand">N.T</e>
          <e type="operand">L.悬挑</e>
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          <e type="operand">E.s</e>
          <e type="operand">A.钢系杆</e>
          <e type="operator" args="2">*</e>
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<div>钢系杆在约束轴力作用下</div>
<div>变形</div></span>]]></writer>
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<div>钢系杆总变形</div></span>]]></writer>
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          <e type="operand">ΔL.sT</e>
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          <e type="operator" args="2">:</e>
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          <e type="operand" style="unit">mm</e>
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          <e type="operand">0.165</e>
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<div>混凝土系杆在温度作用下变形</div></span>]]></writer>
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          <e type="operand">ΔL.cT</e>
          <e type="operand">α.c</e>
          <e type="operand">L.悬挑</e>
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          <e type="operand">T.p</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
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          <e type="operand" style="unit">mm</e>
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          <e type="operand">0.140</e>
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          <e type="operand">ΔL.cN</e>
          <e type="operand">N.T</e>
          <e type="operand">L.悬挑</e>
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          <e type="operand">E.c50</e>
          <e type="operand">A.砼系杆悬挑</e>
          <e type="operator" args="2">*</e>
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          <e type="operator" args="2">:</e>
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          <e type="operand" style="unit">mm</e>
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          <e type="operand">8.783</e>
          <e type="operand">10</e>
          <e type="operand">5</e>
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<div>混凝土系杆在约束轴力作用下</div>
<div>变形</div></span>]]></writer>
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<div>混凝土系杆总变形</div></span>]]></writer>
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          <e type="operand">ΔL.cT</e>
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          <e type="operand" style="unit">mm</e>
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          <e type="operand">0.140</e>
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          <e type="operand">Eq</e>
          <e type="operand">α.s</e>
          <e type="operand">L.悬挑</e>
          <e type="operator" args="2">*</e>
          <e type="operand">T.p</e>
          <e type="operator" args="2">*</e>
          <e type="operand">N</e>
          <e type="operand">L.悬挑</e>
          <e type="operator" args="2">*</e>
          <e type="operand">E.s</e>
          <e type="operand">A.钢系杆</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">/</e>
          <e type="operator" args="2">-</e>
          <e type="operand">α.c</e>
          <e type="operand">L.悬挑</e>
          <e type="operator" args="2">*</e>
          <e type="operand">T.p</e>
          <e type="operator" args="2">*</e>
          <e type="operand">N</e>
          <e type="operand">L.悬挑</e>
          <e type="operator" args="2">*</e>
          <e type="operand">E.c50</e>
          <e type="operand">A.砼系杆悬挑</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">/</e>
          <e type="operator" args="2">+</e>
          <e type="operator" args="2">≡</e>
          <e type="operand">1</e>
          <e type="operand">1</e>
          <e type="function" args="3">mat</e>
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      <plot type="2d" render="lines" scale_x="106.683103311955" scale_y="0.0563657826526342" scale_z="0.451891779349671" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="-34" transpose_y="-126" transpose_z="0">
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          <e type="operand">α.s</e>
          <e type="operand">L.悬挑</e>
          <e type="operator" args="2">*</e>
          <e type="operand">T.p</e>
          <e type="operator" args="2">*</e>
          <e type="operand">x</e>
          <e type="operand" style="unit">kN</e>
          <e type="operator" args="2">*</e>
          <e type="bracket">(</e>
          <e type="operand">L.悬挑</e>
          <e type="operator" args="2">*</e>
          <e type="operand">E.s</e>
          <e type="operand">A.钢系杆</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">/</e>
          <e type="operator" args="2">-</e>
          <e type="operand" style="unit">mm</e>
          <e type="operator" args="2">/</e>
          <e type="operand">α.c</e>
          <e type="operand">L.悬挑</e>
          <e type="operator" args="2">*</e>
          <e type="operand">T.p</e>
          <e type="operator" args="2">*</e>
          <e type="operand">x</e>
          <e type="operand" style="unit">kN</e>
          <e type="operator" args="2">*</e>
          <e type="bracket">(</e>
          <e type="operand">L.悬挑</e>
          <e type="operator" args="2">*</e>
          <e type="operand">E.c50</e>
          <e type="operand">A.砼系杆悬挑</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">/</e>
          <e type="operator" args="2">+</e>
          <e type="operand" style="unit">mm</e>
          <e type="operator" args="2">/</e>
          <e type="operand">2</e>
          <e type="operand">1</e>
          <e type="function" args="4">sys</e>
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          <e type="operand">vars</e>
          <e type="operand">Eq</e>
          <e type="function" args="1">Unknowns</e>
          <e type="function" args="1">transpose</e>
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          <e type="operand">N</e>
          <e type="operand">1</e>
          <e type="operand">1</e>
          <e type="function" args="3">mat</e>
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          <e type="operand">N</e>
          <e type="operand">20</e>
          <e type="operand" style="unit">kN</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">≡</e>
          <e type="bracket">(</e>
          <e type="operator" args="2">:</e>
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          <e type="operand">N</e>
          <e type="operand">Eq</e>
          <e type="operand">guess</e>
          <e type="operand">10</e>
          <e type="operand">3</e>
          <e type="operator" args="1">-</e>
          <e type="operator" args="2">^</e>
          <e type="operand" style="unit">mm</e>
          <e type="operator" args="2">*</e>
          <e type="function" args="3">FindRoot</e>
          <e type="operator" args="2">:</e>
        </input>
        <contract>
          <e type="operand" style="unit">kN</e>
        </contract>
        <result action="numeric">
          <e type="operand">98.8638</e>
        </result>
      </math>
    </region>
    <region left="63" top="1251" width="91" height="23" color="#000000" fontSize="10">
      <text lang="eng" fontFamily="Arial" fontSize="10">
        <content>
          <p>sanity check:</p>
        </content>
      </text>
    </region>
    <region left="63" top="1278" width="564" height="55" color="#000000" fontSize="10">
      <math>
        <input>
          <e type="operand">α.s</e>
          <e type="operand">L.悬挑</e>
          <e type="operator" args="2">*</e>
          <e type="operand">T.p</e>
          <e type="operator" args="2">*</e>
          <e type="operand">N</e>
          <e type="operand">L.悬挑</e>
          <e type="operator" args="2">*</e>
          <e type="operand">E.s</e>
          <e type="operand">A.钢系杆</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">/</e>
          <e type="operator" args="2">-</e>
          <e type="operand">α.c</e>
          <e type="operand">L.悬挑</e>
          <e type="operator" args="2">*</e>
          <e type="operand">T.p</e>
          <e type="operator" args="2">*</e>
          <e type="operand">N</e>
          <e type="operand">L.悬挑</e>
          <e type="operator" args="2">*</e>
          <e type="operand">E.c50</e>
          <e type="operand">A.砼系杆悬挑</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">/</e>
          <e type="operator" args="2">+</e>
          <e type="bracket">(</e>
          <e type="operator" args="2">-</e>
        </input>
        <contract>
          <e type="operand" style="unit">mm</e>
        </contract>
        <result action="numeric">
          <e type="operand">7.9716</e>
          <e type="operand">10</e>
          <e type="operand">8</e>
          <e type="operator" args="1">-</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="1">-</e>
        </result>
      </math>
    </region>
  </regions>
</worksheet>