<table border="2px" bordercolor="#FD7F04" width="781px"><tr align="center"> ?<!--第一行--><td>項目</td><td colspan="5">1</td><td colspan="2">1</td></tr><tr align="center"> ?<!--第二行--><td>1</td><td>1</td><td>1</td><td>1</td><td>1</td><td>1</td><td>1</td><td>1</td></tr><tr align="center"> ?<!--第三行--><td rowspan="4">1</td><td>1</td><td>1</td><td>1</td><td>1</td><td>1</td><td>1</td><td rowspan="4">1</td></tr><tr align="center"> ?<!--第四行--><td>1</td><td>1</td><td>1</td><td>1</td><td>1</td><td>1</td></tr><tr align="center"> ?<!--第五行--><td>1</td><td>1</td><td>1</td><td>1</td><td>1</td><td>1</td></tr><tr align="center"> ?<!--第六行--><td>1</td><td>1</td><td>1</td><td>1</td><td>1</td><td>1</td></tr><tr align="center"> ?<!--第七行--><td rowspan="2">1</td><td>1</td><td>1</td><td>1</td><td>1</td><td>1</td><td>1</td><td rowspan="2">1</td></tr><tr align="center"> ?<!--第八行--><td>1</td><td>1</td><td>1</td><td>1</td><td>1</td><td>1</td></tr></table>為什么會出現(xiàn)上面的這種況？