推荐回答(5个)
应该有以下几种可能
1、可能是配置问题,我见过一个牛人用公路的牙盘装在高速山地上,公路牙盘大盘一般是52或53齿,带11齿的飞轮就是接近5:1的传送比,不过一般人很难踩动,我以前用山地车牙盘都很少用44带11的。
2、轮胎,光头胎和齿胎的阻力不一样,如果是齿胎对抗光头,平路上会被甩得很惨的
3、再就是车子个部件的等级,这里涉及到好的配件为什么贵,因为它们可以提高输出效率,比如你用了10牛的力,用公爵只能前进6米,用挑战者就能前进8米。车架、牙盘、链条、轮组、轮胎都可能成为影响你效率的因素。
4、最后才想到前叉问题,如果是锁死的前叉跟不锁的前叉,同样在平路上,不锁的前叉会被甩的。
5、不由我质疑你的体力问题,用3-8,也就是42-11,你是否能蹬得象平时一样快呢,如果很费力,我举得可能你用3-6或者3-7,频率快一点,速度可能会更快。
最后,骑车只是娱乐,如果不是正规比赛,还是要以安全第一,娱乐第二,速度可以有。
祝骑行愉快!
这和自行车和本人都有关系!第一是自行车问题,自行车方面主要是看你车架子铝合金标号的高低,铝合金标号越高,硬度越大,骑行越省力气,轮胎橡胶量高,滑行及路感就好。第二是人体力问题,骑行不能盲目的追随,根据自己体力而定,3-8档并不是骑行最佳档位,骑行你必须学会骑3-2档,练习蹬频,这样上山时就不会抽筋,平时骑行腿就能蹬开。你平时骑行试试3-5或是3-6档吧。再看看你是啥牌子的车子。有的牌子好,不一定车子质量过关。
换档不能一次性换到38。得慢慢加,最简单是看码表,在某个档蹬的很快确不见车速明显提高,这个时候就该换档了,慢慢练习变速的使用,时间长了就能感觉来了,到时候换档自如,以你24速的变速器,轻易跑过你的人不多,对自己要有信心
不是车的问题,是踏频。不是说档速越大越好,是和踏频有关。
每个人都有自己的踏频,最适合自己的呼吸节奏,和自己蹬踏力度,还有蹬踏频率。
找到合适的,就是最好的,以后慢慢练习,踏频会变,是越变越快,到时候你就有别人所不能拥有的速度了。
练踏频,就是力度合适的时候蹬就是了。如果越蹬越觉得轻了(可能就2,3分钟的事),就换大一档,然后就会只找到自己的踏频。
不是,体力分配的问题,一般平路需要用中速档,下坡高速档,上坡低速档,这样可以合理分配体力
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