<p></p><p><strong></strong></p><div style="PADDING-RIGHT: 0px; MARGIN-TOP: 10px; FONT-SIZE: 9pt; OVERFLOW-X: hidden; WIDTH: 97%; WORD-BREAK: break-all; TEXT-INDENT: 24px; LINE-HEIGHT: normal; HEIGHT: 200px; WORD-WRAP: break-word;"><pre><p> 看了这张照片上的Rohloff内变速后,对其兴趣极大,因为我非常喜欢单速简洁的风格。但我爱爬山越野,没变速会死人的,所以一直没考虑单速车。</p><br/><p><br/> </p><br/><p><br/><img title="dvubb" alt="" src="http://www.chinabike.net/newbbs/skins/default/filetype/jpg.gif" border="0"/>此主题相关图片如下:<br/><a href="http://www.chinabike.net/newbbs/UploadFile/2006-7/2006731114411466.jpg" target="_blank"><img title="dvubb" alt="按此在新窗口浏览图片" src="http://www.chinabike.net/newbbs/UploadFile/2006-7/2006731114411466.jpg" border="0" style="WIDTH: 500px;"/></a></p><br/><p><font size="3">看到<font face="Times New Roman">Rohloff</font>内变速后,觉得救星来了,去其网站(<font face="Times New Roman">http://www.rohloff.de/en/home/index.html</font>)查到了相关参数,与我目前的使用习惯做一对比,发现再合适不过,几乎无需适应就可上手。</font></p><br/><p><font size="3">我目前使用的是<font face="Times New Roman">22</font>~<font face="Times New Roman">44</font>的大盘(<font face="Times New Roman">22</font>、<font face="Times New Roman">32</font>、<font face="Times New Roman">44</font>),<font face="Times New Roman">12</font>~<font face="Times New Roman">25</font>的飞轮(<font face="Times New Roman">12</font>、<font face="Times New Roman">13</font>、<font face="Times New Roman">14</font>、<font face="Times New Roman">15</font>、<font face="Times New Roman">17</font>、<font face="Times New Roman">19</font>、<font face="Times New Roman">21</font>、<font face="Times New Roman">23</font>、<font face="Times New Roman">25</font>)。常用的变速习惯是<font face="Times New Roman">44</font>对<font face="Times New Roman">12</font>、<font face="Times New Roman">13</font>、<font face="Times New Roman">14</font>、<font face="Times New Roman">15</font>、<font face="Times New Roman">17</font>;<font face="Times New Roman">32</font>对<font face="Times New Roman">13</font>、<font face="Times New Roman">14</font>、<font face="Times New Roman">15</font>、<font face="Times New Roman">17</font>、<font face="Times New Roman">19</font>、<font face="Times New Roman">21</font>;<font face="Times New Roman">22</font>对<font face="Times New Roman">17</font>、<font face="Times New Roman">19</font>、<font face="Times New Roman">21</font>、<font face="Times New Roman">23</font>、<font face="Times New Roman">25</font>,共计<font face="Times New Roman">16</font>个档位,变速范围为<font face="Times New Roman">0.88</font>~<font face="Times New Roman">3.67</font>。</font></p><br/><p><font size="3"><font face="Times New Roman">R</font>的内变速花鼓配的齿轮标配是<font face="Times New Roman">16</font>,并提供<font face="Times New Roman">13</font>、<font face="Times New Roman">15</font>、<font face="Times New Roman">17</font>齿,总的速比是花鼓的变速比<font face="Times New Roman">IGR</font>乘以前盘齿数除以后盘齿数,若用<font face="Times New Roman">44</font>的大盘<font face="Times New Roman">16</font>的小盘,总速比=<font face="Times New Roman">IGR*44/16</font>,<font face="Times New Roman">IGR</font>分别为:<font face="Times New Roman">0.279</font>、<font face="Times New Roman">0.316</font>、<font face="Times New Roman">0.360</font>、<font face="Times New Roman">0.409</font>、<font face="Times New Roman">0.464</font>、<font face="Times New Roman">0.528</font>、<font face="Times New Roman">0.600</font>、<font face="Times New Roman">0.682</font>、<font face="Times New Roman">0.774</font>、<font face="Times New Roman">0.881</font>、<font face="Times New Roman">1.100</font>、<font face="Times New Roman">1.135</font>、<font face="Times New Roman">0.292</font>、<font face="Times New Roman">1.467</font>,变速范围为<font face="Times New Roman">0.77</font>~<font face="Times New Roman">4.03</font>。<p></p></font></p><p></p><p></p><p></p><p></p><br/><p><font size="3">再把齿比一一对应,只相当于少了<font face="Times New Roman">44/17</font>、<font face="Times New Roman">22/21</font>两档,总的变速范围还加大了。<p></p></font></p><p></p><p></p><p></p><p></p><br/><p><font size="3">安装应该也没问题,<font face="Times New Roman">R</font>有多种适配器配合各种车架。<p></p></font></p><p></p><p></p><p></p><p></p><br/><p><font size="3">下来就是到哪买了,最近的是新加坡、韩国、日本,连<font face="Times New Roman">HK</font>都没有!就算我不计代价地搞来一套,坏了咋办?!又没戏了!</font></p><p></p><p></p><br/><p><br/><br/> </p><br/><img title="dvubb" alt="" src="http://www.chinabike.net/newbbs/skins/default/filetype/jpg.gif" border="0"/>此主题相关图片如下:<br/><a href="http://www.chinabike.net/newbbs/UploadFile/2006-7/200673111456358.jpg" target="_blank"><img title="dvubb" alt="按此在新窗口浏览图片" src="http://www.chinabike.net/newbbs/UploadFile/2006-7/200673111456358.jpg" border="0" style="WIDTH: 500px;"/></a></pre></div><p><br/><a href="http://www.chinabike.net/newbbs/UploadFile/2006-7/2006731114544364.jpg" target="_blank"><img title="dvubb" alt="图片点击可在新窗口打开查看" src="http://www.chinabike.net/newbbs/UploadFile/2006-7/2006731114544364.jpg" border="0" style="WIDTH: 500px;"/></a><br/><br/><img title="dvubb" alt="图片点击可在新窗口打开查看" src="http://www.chinabike.net/newbbs/skins/default/filetype/jpg.gif" border="0"/>此主题相关图片如下:<br/><a href="http://www.chinabike.net/newbbs/UploadFile/2006-7/2006731114554483.jpg" target="_blank"><img title="dvubb" alt="图片点击可在新窗口打开查看" src="http://www.chinabike.net/newbbs/UploadFile/2006-7/2006731114554483.jpg" border="0" style="WIDTH: 500px;"/></a></p><img src="http://www.chinabike.net/newbbs/UploadFile/2006-7/2006731114636280.jpg" border="0" alt=""/>
[此贴子已经被作者于2007-7-24 22:31:01编辑过]
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