console
<head>
<title>CAMDS材料数据库</title>
</head>
<body>
<header></header>
<table>
<tr>
<td>材料名称</td>
<td>材料代号</td>
<td>材料标准</td>
<td>C碳</td>
<td>SI硅</td>
<td>Mn猛</td>
<td>S硫</td>
<td>P磷</td>
<td>Cr铬</td>
<td>Ni镍</td>
<td>Cu铜</td>
<td>Alt铝</td>
<td>Ti钛</td>
<td>Nb铌</td>
<td>Mo钼</td>
<td>V钒</td>
<td>N氮</td>
<td>B硼</td>
</tr>
<tr>
<td>123</td>
<td>123</td>
<td>123</td>
<td>123</td>
</tr>
</table>
</body>
*{margin:0;padding:0;}
header{
margin:5px auto;
background-color:#ddd;
height:80px;
width:1200px;
}
table{border:none;border-collapse:collapse;margin:10px auto;}
td{
width:80px;
height:30px;
border:1px solid #000;
text-align:left;
}