The sport's rules require that a race walker's knees stay straight through most of the leg swing and one foot remain in contact with the ground at all times.
这项运动的规则要求竞走运动员的膝盖在大部分的腿部摆动过程中保持笔直，一只脚始终与地面保持接触。
Your hands control the tension in your upper body, while your arm swing works in conjunction with your leg stride to drive you forward.
你的手控制着你上半身的紧张程度，而你的手臂随着步伐的来回摆动则能给你向前的动力。
Whip leg is also called side kick, left swing attack the opponent right, at the same time with the right leg whip attack opponents defense at this time weak left side, can get good effect.
鞭腿又叫侧踹，左摆拳攻击对手右侧，同时使出右鞭腿攻击对手此时防御薄弱的左侧，能收到很好的效果。
Its crucial part is intelligent controller, which controls bend and stretch of the knee joint of artificial leg as well as shank swing and often adopts fuzzy control strategy.
它的关键部件是控制人工腿膝关节屈伸运动及小腿摆动的智能控制器，其常常采用模糊控制策略。
Slide right leg backward by pulling from the hips, keeping that knee locked and that foot flat on the ground. Swing left arm forward at the same time.
通过胯部的拉伸向后滑动右腿，保持膝盖不要动，让脚在地上水平滑过。同时向前摆动左臂。
The result showed that the swing leg has great influence on the motion of the body's center of gravity in the take off.
同时证明，在起跳过程中摆动腿的摆动动作对身体重心的运动状况具有重要的影响。
It was showed that the reasonable distance of the striding hurdles and normal movement of the swing leg is the main factor of affecting the striding hurdles result.
结果表明，合理的起跨距离和规范的摆动腿动作是提高跨栏成绩的主要因素。
The swing of an intelligent artificial leg is produced by the movement of the piston of the pneumatics cylinder, which is mounted in the leg.
智能人工腿的摆动靠安放在其内部的空压气缸的活塞伸缩来实现。
Suitable for the connection in the left swing after the move is right inverse pendulum and the right leg whip.
适合接在左摆拳之后的招式是右反摆和右鞭腿。
I broke my leg once on the playground swing and it was Mom who held me in her arms all the way to the hospital.
我在运动场打秋千跌断了腿，在前往医院途中一直抱着我的，是妈。
Finally, the control system of gait motion experiment is established based on which the swing and the support motion tests for single leg is performed.
最后建立了步态运动实验控制系统，进行了摆动和支撑轨迹控制实验。
Young female long jump two levels of athletes instantaneous and take off in the process in the board to swing the leg knee Angle oversized folds not tightly.
少年女子跳远二级运动员在着板瞬间和起跳过程中摆动腿膝角过大，折叠不紧。
I take in the dock-en porch swing, the birch-leg table, the twin bed where my sister sleeps, the smoky glass of the kerosene lantern.
此刻，映入我眼帘的是草绿色廊舍秋千椅、白桦木腿的桌子、姐姐睡的单人床，还有那熏黑了的煤油灯玻璃罩。
Swinging leg should actively swing forward after taking off the board to lower horizontal speed loss and improve the jumping speed.
摆动腿蹬离地面后积极前摆对加快起跳腿的下压着板、减少水平速度损失、获得较大的腾起初速度有利。
Then shift slightly to the right and swing your left leg straight back behind the torso.
然后身体稍稍向右，使左腿在身体后侧伸直。
I take in the dock-green porch swing, the birch-leg table, the twin bed where my sister sleeps, the smoky glass of the kerosene lantern.
此刻，映入我眼帘的是草绿色廊舍秋千椅、白桦木腿的桌子、姐姐睡的单人床，还有那熏黑了的煤油灯玻璃罩。
In the parametric design, motion of the swing leg of biped robot is planned into a parabola to keep self balance in lateral plane and avoid coupling error;
通过对迈步腿质心进行抛物线运动规划，使两足机器人在动态步行时达到侧向自平衡，从而消除了前向和侧向模型的偶合误差；
The invention relates to a leg and foot massage device which can realize the swing of the foot, which belongs to the technical field of a massage device.
本发明涉及一种可实现脚部摇摆的腿脚按摩装置，属于按摩装置技术领域。
The invention relates to a leg and foot massage device which can realize the swing of the foot, which belongs to the technical field of a massage device.
本发明涉及一种可实现脚部摇摆的腿脚按摩装置，属于按摩装置技术领域。
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