📄 sp03_met.htm

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<html>

<head>
<meta http-equiv="Content-Language" content="en-us">
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<meta name="GENERATOR" content="Microsoft FrontPage 4.0">
<meta name="ProgId" content="FrontPage.Editor.Document">
<title>SP02</title>
</head>

<body>

<table border="0" width="723" cellspacing="0" cellpadding="0" height="235">
  <tr>
    <td width="721" colspan="2" height="42"><font color="#000080" face="黑体" size="4">选择材料</font></td>
  </tr>
  <tr>
    <td width="27" valign="top" height="47">1</td>
    <td height="47" valign="top">用户从材料列表中选定弹簧材料后，程序将从材料数据库中提取相应的材料数据，并计算出平均抗拉强度和平均许用切应力，这两个平均值将被用于初算弹簧钢丝直径。当弹簧钢丝确定后，抗拉强度和许用应力将改用与钢丝直径相应的实际值。
      <p>　</td>
  </tr>
  <tr>
    <td width="27" height="53" valign="top"></td>
    <td width="696" height="53" valign="top"></td>
  </tr>
  <tr>
    <td width="27" height="18" valign="top"></td>
    <td width="696" height="18" valign="top"><a href="SP03_Main.htm">返回主页</a></td>
  </tr>
  <tr>
    <td width="27" height="18" valign="top"></td>
    <td width="696" height="18" valign="top"></td>
  </tr>
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    <td width="27" height="18" valign="top"></td>
    <td width="696" height="18" valign="top"></td>
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</table>
<p align="center">　</p>
<p>　</p>

</body>

</html>

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