自行车的21速,24速,27速有什么区别啊。

是不是越高可以骑得越快,还是骑得越不累,还是什么。
2024-11-16 02:47:03
推荐回答(4个)
回答(1):

简单点来说 我们所说的21速也好27速也好 都是讲前飞和后飞的齿盘乘积 前飞的齿盘一般有三个 后面有多有少 不管多少速 我们一般在骑的时候平地上我们只会使用一种搭配模式 所以这三种变速 基本一样 不影响速度 然后在爬坡的时候 21速和27速的差别就显示出来了 所谓变速更细腻 就是说你可以多几种变速的选择 使你爬坡更省力 更舒服 更符合你的骑行方式
至于车座的高度 最合适最舒服的是车座跟车把同高 你站在地上车把到腋窝处 刚好 要是要求省力 那可以适当将车座拉高 人在车座上越高 传送力越大 相对越省力 最高不要超过车管警戒线 否则会出意外 也不舒服 车的快慢跟车座的高低没什么关系 车座的舒适度是最重要的 也跟你车架型号有关 还有什么问题可以再问我

回答(2):

自行车是个人力机器,速度完全取决于蹬腿的速度。和变速器无关,变速器只不过是能最大化发挥你的力量的一个装置而已。

自行车的变速档越多,可以微调的余地就越多,变速也越顺畅。低速档山地车变速的时候会有咔咔的声音,不够顺畅,如果是27速的,那就会比21速的顺畅很多。不过如果不大在意性能的话,还是买那种前面三个档后面六个档的最好,便宜,而且更换零件方便。

回答(3):

21,24,27指的是自行车的变速配比,前大盘是3个盘对应三档,后面是7个至9个飞轮,得出21-27速.21速适用速度和调节性最少,27速适用速度和调节性最高,爬坡的时候21速和27速的差别就显示出来了,使你爬坡更舒服,更容易发力。27速的价格也比21速的高出一大截,性价比相对来说比较高的是24速。

回答(4):

自行车的21速、24速和27速主要区别在于后飞轮的齿数不同,分别为10-21、11-24和12-27。它们之间的优劣没有绝对的答案,因为这取决于个人需求和喜好。

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