<div class="quote"><b>以下是引用<i>student123</i>在2007-06-16 01:47:00的发言:</b><br /><p class="MsoNormal" style="margin:0cm 0cm 0pt"><span style="font-family:宋体;mso-hansi-font-family:’times new roman’;mso-ascii-font-family:’times new roman’"></span></p><p class="MsoNormal" style="margin:0cm 0cm 0pt"><span lang="EN-US"><p><font face="Times New Roman"> </font></p></span></p><p><font face="Times New Roman"> </font></p><p></p><p><font face="Times New Roman"> </font></p><p></p><p><font face="Times New Roman"> </font></p><p></p><p><font face="Times New Roman"> </font></p><p></p><p class="MsoNormal" style="margin:0cm 0cm 0pt;text-indent:21pt"><span style="font-family:宋体;mso-hansi-font-family:'times new roman';mso-ascii-font-family:'times new roman'"><font size="3">我们知道专业的速滑鞋,轮子旋转惯性非常好,可以维持长时间的高速转动状态,但是如果在滑行过程中出现前面提到的情况,势必要影响滑行速度。</font></span></p><p class="MsoNormal" style="margin:0cm 0cm 0pt;text-indent:21pt"><span style="font-family:宋体;mso-hansi-font-family:'times new roman';mso-ascii-font-family:'times new roman'"><font size="3"></font></span></p><p class="MsoNormal" style="margin:0cm 0cm 0pt;text-indent:21pt"><span style="font-family:宋体;mso-hansi-font-family:'times new roman';mso-ascii-font-family:'times new roman'"><font size="3"></font></span></p><p class="MsoNormal" style="margin:0cm 0cm 0pt;text-indent:21pt"><span style="font-family:宋体;mso-hansi-font-family:'times new roman';mso-ascii-font-family:'times new roman'"><font size="3"></font></span></p><p class="MsoNormal" style="margin:0cm 0cm 0pt;text-indent:21pt"><span style="font-family:宋体;mso-hansi-font-family:'times new roman';mso-ascii-font-family:'times new roman'"><font size="3"></font></span></p><p class="MsoNormal" style="margin:0cm 0cm 0pt;text-indent:21pt"><span style="font-family:宋体;mso-hansi-font-family:'times new roman';mso-ascii-font-family:'times new roman'"><font size="3"></font></span></p><p class="MsoNormal" style="margin:0cm 0cm 0pt;text-indent:21pt"><span style="font-family:宋体;mso-hansi-font-family:'times new roman';mso-ascii-font-family:'times new roman'"><font size="3"></font></span></p><br /></div><p>物理学中物体的旋转惯性有大小之分,没有好坏之分,物理学基本原理好像是“维持转动状态不变,是物体的基本属性,不需要原因”,老师说“(因为)轮子转动惯性非常好,(所以)可以维持长时间的高速转动状态”,好像不够准确。</p>