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请教一个关于转弯的问题

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楼主
发表于 2007-1-26 01:28:27 | 只看该作者 回帖奖励 |倒序浏览 |阅读模式
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各位高手:
最近看了几篇文章,讲转弯的时候提自由脚(free foot)、倾斜去产生转弯,支撑脚不动,不知道是不是这个样子的?望指点一二:)
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沙发
发表于 2007-1-26 09:09:31 | 只看该作者

其实所谓的提自由脚,就是将从动板(山上板)的脚向前提半脚,转弯会更好。呵呵,下回可以试试,有空在雪场碰到,给你做个示范。

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板凳
 楼主| 发表于 2007-1-26 10:15:42 | 只看该作者

好的,谢谢:)

很迷糊到底是山下脚主动用力,还是山上脚侧板。从看到的文章上看,似乎山上脚侧板稳定性更高。
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地板
发表于 2007-1-26 10:20:51 | 只看该作者

是这个意思,但关键是重心要平稳、迅速的转移到支撑脚,与此同时,实现身体和眼神的转移。

来自旧版论坛的签名读万卷书,行万里路。
天人合一,走遍天涯海角。

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发表于 2007-1-26 11:46:13 | 只看该作者

呀,还有眼神的漂移呢,那不是飞眼么,让人浮想联翩。。。

6#
发表于 2007-1-26 12:01:23 | 只看该作者

哈哈,飞眼。带着雪镜,飞出去别人也接不到啊!

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发表于 2007-1-26 12:52:41 | 只看该作者

看得什么文章?贴出来让大家瞧瞧吧,以免断章取义。

8#
发表于 2007-1-26 14:06:26 | 只看该作者

提自由脚有可能是过去的直板技术 本人在2001年的时候碰到过一个带过国家队的老教练 他告诉我的小回转动作就是抬起一只脚

据说也是所谓的传统技术或者说古典技术 本人好长时间都是这样滑 现在不时兴了 现在的技术经过大头板的器材革命已经不这样了 是直接并过来 不过我现在我已经不用抬板也可以滑了 后来我问过教练这种技术也不算错只是不叫老 但是我发现在初学者练习小回转的时候 如果能抬起一只脚来说明你的重心已经压倒了另一只脚上了可以作为一种辅助练习 要是你的脚恰巧能抬起来那就不用改正 抬起后把那只自由脚跟过去就可以了  

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 楼主| 发表于 2007-1-26 14:46:01 | 只看该作者

那就贴一下相关文章吧,我自己翻译了一下,不过英文水平太差没好意思拿出来

让你用更简单的移动和更少的努力去短转弯

作者:Harald Harb
翻译:坏笑

这篇文章将帮助你学会通过简单的移动和很少的努力完成短转弯(小回转)。

在转弯时,你的两只脚扮演着不同的角色。一只脚是支撑脚--你的平衡基本上在这只脚上,它支撑你大部分的体重。另外一只脚是自由脚--它支撑着很少的体重,所以他在雪上很轻,你可以随意的移动和倾斜它。

有效率的小回转--那些将平衡放在支撑板上,更早的支配支撑板并贯穿整个弧形弯--是高级滑雪的入门。他们不光在狭窄或者拥挤的雪道上有用,短转弯也是雪包,野雪和高山速降成功的关键。小回转是一种在保持动作准确性的同时加快你的移动的速度的内容。如果你扭曲,操纵或者推动支撑板的板尾,你可以做一两次的小回转,但是你的雪板会失去控制,你的速度会变快,那么你就有麻烦了。取代的是,坚持基本的运动教学系统方法,逐渐提高。

最基本的:
如果你对这篇文章有不明白的地方,你需要从Harb Ski Systems' Primary Movements Teaching System? Instructor Manual的GB-6和GB-7开始练习。

重点
从简单的地形练起,这样你可以赶的上你的移动和转弯而不会速度太快。两支雪板对着山下,两脚间距大概6-8英寸(1英寸=2.54厘米)。当你开始滑行的时候,减轻一条腿的负重并迅速向小脚趾边缘倾斜它,这样板子的边缘就会扫雪。马上将脚放回雪面并恢复平衡。同时,另外一条腿同样做上述的动作。当它一倾斜过去就放下它,恢复平衡,再抬第一只脚。支撑板在转换中交替。避免扭转、移动或者推动支撑板,所有的这些动作都会防止操纵支撑板。保持两脚很近的在一起将使平衡转换更容易。当你可以以相同的速度,相同的弧度和清晰的平衡转换连接至少10个弯之后,去稍微陡一点的地形。在陡一点的地方用相同的移动去连接小回转。在陡一些的地方,你将需要向小脚趾边缘倾斜的更多来保持对速度的控制。

细节
抬起和倾斜新的自由脚要迅速的,有力的,完整的。[你要努力使自由脚的弧形完全离开雪面。这将把大量的倾斜的要求和抬脚结合起来。](这部分不知道怎么翻译合适-_-)
你越快的倾斜自由脚,你的支撑脚就会转的更快,你就需要更快的将平衡转到相反的方向去。保持你的脚的距离很近,这样你可以将平衡从一只脚转到另一只。


Make Short Turns Using Low-Effort, Simple Movements
Features - Technique
by Harald Harb

This lesson will help you learn to make short turns using low-effort, simple movements.





In ski turns, each of your feet plays a different role. One foot is the stance foot - you balance primarily on this foot, and it supports most of your weight. The other foot is the free foot - it supports very little weight, thus it is light on the snow and you are free to move it and tip it.

Effective short turns - those with balance on one stance ski and engagement of the stance ski early and throughout the arc of the turn - are the gateway to advanced skiing. Not only are they useful on narrow or crowded trails, short turns are the key to success in bumps, ungroomed, and steeps. Short turns are a matter of quickening the pace of your movements, while maintaining their accuracy. If you resort to twisting, steering, or pushing the tail of the stance ski, you might make one or two short turns but your skis won’t hold, you’ll pick up speed, and you’ll be in trouble. Instead, stick to the Primary Movements Teaching System? methods and gradually pick up the pace.

Preliminary
If you have trouble with this lesson, start with exercises GB-6 and GB-7 in Harb Ski Systems' Primary Movements Teaching System? Instructor Manual.

In Brief
Start on very gentle terrain, so you can work on the timing of your movements and turns without picking up too much speed. Aim both skis straight downhill with your feet about six to eight inches apart. As you start sliding, lighten one foot and quickly tip it toward the little-toe edge so that edge just brushes against the snow. Immediately, set that foot back onto the snow and balance on it. Simultaneously, lighten and tip the other foot in the opposite direction. As soon as it is tipped over, set it down, balance on it, and lighten the first foot. The stance ski remains passive through the turn. Avoid the urge to twist, edge, or push on the stance ski, since any of these actions will prevent engagement of the stance ski. Keeping the feet close together will facilitate the quick balance transfers that are required. When you can link at least ten turns with clean balance transfers, consistent speed, and consistent turn size, go to slightly steeper terrain. Use the same movements to link short turns on the steeper terrain. You’ll need to tip the free ski far toward the little-toe edge to maintain speed control on steeper terrain.

Details

The lightening and tipping of the new free foot is quick, aggressive, and complete. Your effort should be to lift the arch of the free foot completely off the snow. This will combine the lightening with the amount of tipping required.

The faster you tip the free foot, the faster the stance ski will turn, and the sooner you’ll need to transfer balance to go the opposite direction. Keep your feet close so you can transfer balance from foot to foot.

  
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 楼主| 发表于 2007-1-26 14:47:15 | 只看该作者

另外一篇:提高你的刻雪,板刃及速度控制

提高你的刻雪,板刃及速度控制

作者:Harald Harb
翻译:坏坏的笑

这篇文章将提高你转弯的完成。你的脚将离的更近,重心脚(山下脚)将更多的刻雪和控制,你将能够在陡峭的地形或者更硬的雪上不侧滑或者不加快速度。在一个缓的到中等的坡度上开始,可以让你练习完成有力的转弯所需的关键移动,然后你可以将它们连成一系列的转弯。

在转弯时,你的两只脚扮演着不同的角色。一只脚是支撑脚--你的平衡基本上在这只脚上,它支撑你大部分的体重。另外一只脚是自由脚--它支撑着很少的体重,所以他在雪上很轻,你可以随意的移动和倾斜它。

提起和倾斜自由脚,被称为幻影移动,会使支撑板转向。当幻影移动使用得当的时候,会是流畅的,逐渐的,难以察觉的,就像它的名字一样。所有的动作都从自由脚开始(在本文中的山上脚)。自由脚的倾斜产生力的连锁反应,通过骨盆传递到支撑脚上,使支撑板发生转弯的动作。如果动作从身体更高的地方开始,效率和平衡都会降低。双脚的感觉告诉我们雪板是如何运动的,以及我们要如何调整双脚。因此,集中注意你的脚会产生精确的控制。

最基本的:
如果你对这篇文章有不明白的地方,你需要从Harald Harb's book的练习5.1开始,每个人都可以成为滑雪的行家。

重点:
在你觉得很舒服的容易的坡度上,从雪板横在山上开始。两支雪板平行的稍稍的向着山下,双脚间距等于或小于髋部,然后开始横着或者向前的侧滑(开始之前注意看山上有没有人正在滑下来)。从这个横滑,抬起山上脚的脚跟(成为自由脚),用力向小脚趾的边缘倾斜,保持向支撑脚靠拢。提起自由板的尾部大概1英寸左右(1英寸=2.54厘米),抬的再高就要倒霉了。两支雪板都会向山上做弧形运动停止。
支撑板是被动的。
练习两个方向做平行的向上提起的幻影移动。当你可以在两边都能做这个动作之后,从更陡一点的斜滑开始再做它。当你对这个新的运动觉得很舒服的时候,在比较容易的地形上用幻影移动将每个转弯连接起来。

细节:
从一个缓坡或者中级的坡度上开始滑。
a 抬起山上(自由)脚的尾部大约1英寸左右。
b 向小脚趾边缘倾斜自由脚,倾斜整个雪板;保持雪板尾部被抬起(幻影移动)。
c 在向支撑脚倾斜、拖近自由脚的时候保持自由板的倾斜。
d 倾斜的时候,向支撑脚压自由脚的脚跟。
e 当雪板逐渐停止的时候,减少倾斜的次数(??)

概要
注意支撑腿缺掉的动作。不需要支撑腿去操控支撑板,倾斜板刃或者扭转它。强调自由脚和脚踝的移动。因为在移动中身体支撑的一侧很稳定,并且支撑板和雪贴在一起,所以平衡很容易保持。现在你正在carving。



Improve Your Carving, Edge Grip, and Speed Control
Features - Technique
by Harald Harb

This lesson will improve the finish of your ski turns. Your feet will come closer together, the stance ski (the downhill ski) will carve and grip more, and you’ll be able to ski on steeper terrain or firmer snow without sliding sideways or picking up speed. Starting in a shallow to medium traverse allows you to practice the key movements of a strong turn finish, which you’ll then incorporate into linked turns.


Above: Overview of parallel, lifted Phantom Move

Above: Free foot actions in parallel, lifted Phantom Move


In ski turns, each of your feet plays a different role. One foot is the stance foot - you balance primarily on this foot, and it supports most of your weight. The other foot is the free foot - it supports very little weight, thus it is light on the snow and you are free to move it and tip it.

The lightening and tipping of the free foot, called the Phantom Move, will make the stance ski turn. The Phantom Move, when performed properly, is smooth, progressive, and barely detectable, hence its name. All the activity starts with the free foot (for this lesson, the uphill foot). The tipping of the free foot activates the kinetic chain, up through the pelvis and over to the stance leg, producing the turning action of the stance ski. Efficiency and balance are diminished if the actions start higher in the body. Sensations from the feet tell us how the skis are behaving and how to adjust the feet. Consequently, focusing on the feet yields precise control.

Preliminary
If you have trouble with this lesson, start with exercise 5.1 in Harald Harb's book, Anyone can be an Expert Skier.

In Brief
On an easy slope that’s well within your comfort range, stand with the skis pointed across the hill. Aim both skis slightly downhill, parallel, with the feet at or less than hip width apart, then start to slide across the hill in a traverse or forward sideslip (look uphill before sliding to avoid oncoming skiers). From this traverse, pick up the tail of the uphill foot (it becomes the free foot), tip it strongly toward its little-toe edge, and keep it drawn in close to the stance foot. Lift the free ski tail just an inch or so off of the snow; lifting it higher can be awkward. Both skis will arc uphill to a stop. Be passive with the stance ski.
Practice the parallel, lifted Phantom Move in both directions. Once you can perform it both ways, perform it again from a steeper initial traverse. When you’re comfortable with the new movements, link turns on easy terrain and use a parallel, lifted Phantom Move to finish each turn.

Details
Start Slide forward in a shallow or medium-steep traverse.
Fig. a. Raise the tail of the uphill, free foot (here, skier’s left) an inch or so from the snow.
Fig. b. Tip the free foot toward the little-toe edge, tipping the entire ski; keep the ski tail raised (Phantom Move).
Fig. c. Keep the tip of the free ski on the snow while tipping and drawing the free foot closer to the stance foot.
Fig. d. Press the heel of the free foot against the stance foot while tipping it.
Fig. e. Reduce the amount of tipping as the skis slowly come to a stop.

Summary
Note the lack of activity in the stance leg. There is no effort of the stance leg to engage the stance ski, tip it on edge, or twist it. Emphasize the movements of the free foot and ankle. Balance is easy to maintain because the stance side of the body is stable and the stance ski is connected to and engaged in the snow while moving. Now you are carving.

  
来自旧版论坛的签名别说我笑的坏,是你的心在作怪
请教一个关于转弯的问题 坏坏的笑 2007-01-26
其实所谓的提自由脚,就是将从动板(山上板)的脚向前提半脚,转弯会更好。呵呵,下回可以试试,有空在雪场碰到,给你做个示范。 续续 2007-01-26
好的,谢谢:) 坏坏的笑 2007-01-26
看得什么文章?贴出来让大家瞧瞧吧,以免断章取义。 greenlee 2007-01-26
是这个意思,但关键是重心要平稳、迅速的转移到支撑脚,与此同时,实现身体和眼神的转移。 墨镜 2007-01-26
呀,还有眼神的漂移呢,那不是飞眼么,让人浮想联翩。。。 温柔月光 2007-01-26
哈哈,飞眼。带着雪镜,飞出去别人也接不到啊! 板蓝根 2007-01-26
提自由脚有可能是过去的直板技术 本人在2001年的时候碰到过一个带过国家队的老教练 他告诉我的小回转动作就是抬起一只脚 孤独的牧羊人 2007-01-26
正想周末向羊哥请教:) 坏坏的笑 2007-01-26
那就贴一下相关文章吧,我自己翻译了一下,不过英文水平太差没好意思拿出来 坏坏的笑 2007-01-26
另外一篇:提高你的刻雪,板刃及速度控制 坏坏的笑 2007-01-26
图片 坏坏的笑 2007-01-26
图片2 坏坏的笑 2007-01-26
哈哈,你让他用这个动作来南山下午二点的新中级刚下来那段试试,试一回摔一回! 星月牛仔 2007-01-27
第一篇的图片 坏坏的笑 2007-01-26
你贴的这些都对,不过这是老技术或者说现在只是犁式转平行式滑雪的过渡阶段所用的技术动作。 理想 2007-01-28
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