document.write('<p><img src="/common/images/previous.png" border="0" align="absmiddle" /> <span class="cGreen">上一篇</span>: <a href="/cn/news/knowledge/201204244023824619.shtml">邵氏硬度计介绍</a></p>');document.write('<p><img src="/common/images/next.png" border="0" align="absmiddle" /> <span class="cGreen">下一篇</span>: <a href="/cn/news/knowledge/201207311722165191.shtml">螺纹环规的一些普及知识</a></p>');