The article studies how to pedaling a bicycle correctly according the pedal move a cir-cular motion under the different strength base and different working stage on mechanics.
本文从圆周运动的力学原理出发,分析了自行车足踏蹬运行1周的受力情况和其不同的工作阶段,介绍了3种踏蹬技术和运动员进行踏蹬动作训练的注意事项。
The article studies how to pedaling a bicycle correctly according the pedal move a circular motion under the different strength base on mechanics and morphology.
本文从力学和形态学的角度,根据自行车足踏蹬一周圆周运动的受力情况,进行踏蹬技术特征的分析研究,试图解释运动员正确踏蹬骑行动作的科学原理。
A review of wheel tread damage detection technologies in and out of China;
国内外车轮踏面损伤检测技术综述
Reason analysis and countermeasures for scotching on wheel tread of locomotive and rolling stock;
机车车辆车轮踏面损伤原因分析及对策
The detection equipment of tread abrasion and data analysis;
车轮踏面擦伤检测装置及数据分析
The relationship between run-up and take-off in broad jump is analysed through thesimple principles of mechanies.
通过简单的力学原理，分析了跳远中助跑与踏跳的相互关系，论证了只有将二者有机地结合起来，才能取得优异成绩。
Throngh detailed and systematic study of teaching approach and means of strengthening accracy exercises of long jump run-up and take-off, we find that they contribute remarkably to improving students achieve- ments.
以苏州大学学生为研究对象，对跳远助跑踏跳准确性的教学方法和手段进行了改 进，结果显示，对提高跳远助跑踏跳的准确性和跳远的成绩，具有显著的效果。
Through using the method of observation,literature and mathematical statistics,this paper makes investigation on take-off violation of male and female jumper who participating in the triple-jump match of the 2007 national track and field specially permission match(Chongqing station).
运用观察法、文献资料法、数理统计法等,对参加2007年全国田径特许赛(重庆站)三级跳远决赛的男、女运动员的助跑踏跳犯规情况进行调查和分析,旨在使教练员和运动员充分认识准确踏跳的重要性,进行有针对性的训练,提高踏跳的准确性,从而创造更优异的运动成绩。
Investigation of Pedaling Force at Different Cadence in Cycle-ergometer;
不同踏蹬频率下自行车运动员踏蹬力研究
EMG Analysis of Pedaling in Track Cyclists;
场地自行车运动员踏蹬运作肌电研究
A Research on Making and Applying the Measurement and Analysis System of the Bicycle s Pedalling Smoothness;
自行车踏蹬圆滑度测定分析系统的研制与应用
Manufacture of Bicycle Vehicle on Testing and Its Diagnostic Software on Pedalling Technique;
自行车测试车研制及踏蹬技术诊断分析系统软件的开发
Pedaling state of Chinese high-level female cyclists in 500m time track cycling;
我国高水平女子场地500米计时项目自行车运动员踏蹬状态研究
A Experimental Research of Changing Seat Angle and Seat Heights in Hypo Most Intensity on Cyclists' Pedaling Technique
次最大强度下改变坐角、坐高对自行车踏蹬技术影响的实验研究
brake(eg a fixed-wheel cycle)by reversing the pedalling action
倒蹬踏板制动（如脚蹬闸自行车）.
He walked up to the horse and put his foot in the stirrup.
他走到马的身边，把脚踏在马蹬上。
The boy pedaled away on his tricycle.
那男孩蹬着三轮脚踏车走了。
An early bicycle propelled by pushing the feet along the ground while straddling the vehicle.
脚蹬车一种骑车时用双脚踩踏推动车前进的早期自行车
Research the relative benefits and drawbacks of different equipments,such as treadmills,stationary bikes,free weights,and so on.
对步行板、蹬踏车、杠铃等不同器械的优缺点进行一番调查比较。
A vehicle consisting of a frame mounted over a single wheel and usually propelled by pedals.
独轮脚踏车一种由装有单轮的机架构成的车辆，通常由脚蹬推动
The Astrale 8 is the standard for wired speed and cadence, now with a larger display and new design.
本款码表是标准的有线速度和蹬踏频率码表，大数字显示，新设计。
When climbing a hill, you can't stand up on your folding bike and leverage off your handlebar.
当你爬山时，你不能利用杆秆原理作用于把杆站在你的折叠车上来蹬脚踏。
Full of confidence, you set your foot on the dried loess mud with its network of fissures, and working your knees you began your step-by-step climb.
你信心十足地踏住龟裂的黄土硬皮，然后有力地蹬直膝盖的关节，一步步地攀登着。
four powerful horses were already pawing the ground with impatience, while Ali, aparently just arrived from a long walk, was standing at the foot of the steps, his face bathed in perspiration.
四匹强壮的马在不耐烦地蹬踏着地面，在台阶前，站着那满头大汗的阿里，他显然刚赶了大路回来。
Pedal down hill while you are at the front of a bunch. Cyclists dislike having to ride constantly under brakes.
下坡时当你在集团前领骑时，记得要不停地蹬脚踏。车手们通常不喜欢被迫经常性地刹车。
rudder pedal adjustment
(方向舵)脚蹬调整