Owing to the strip regularity of the track structure along its longitudinal direction,a special moving finite element method named "the track element" for the numerical solutions of railway track dynamics is developed based on the time-dependent algorithm of moving mesh and boundaries.
基于轨道纵向条带状分布的规则性结构,建立轨道元的运动有限元数值计算方法与轨道结构空间整体模型,分析钢轨与轨枕所采用的空间Timoshenko梁单元有限元控制方程的形成,阐述轨道元单元移动的数值计算过程和边界条件的处理方法。
Further analysis was made on the limitations of its development and spread,aiming to be used as reference for the domestic development and spread of maximal exercise.
运用文献资料法和逻辑推理法,对极限运动的概念、发展及分类等问题进行了探讨,并对极限运动开展与推广的局限性进行了分析,旨在为国内极限运动的开展与推广提供参考。
It looks at extreme sports and the people who participate in them.
节目报道极限运动和那些参加极限运动的人。
Extreme recreation based on the connotation and characteristics of extreme sports;
基于极限运动的内涵及特点论“极限休闲”
Another extreme sport is snowboarding.
另外一个极限运动的例子则是滑雪。
Extreme sports and its developing status in Chinese universities
极限运动及其在我国高校的发展现状
He is a loyal fan of extreme sports and never will shy away from adventures.
(他非常热中极限运动,而且勇于接受冒险。
She has eight XG medals, seven of them gold.
她曾获得八枚极限运动会奖牌,其中七枚是金牌。
Effect of Anti-Stain Chinese Mediciers in Athletic Renal Damose and Exercise Capability;
补肾健脾中药对极限运动后肾脏功能的影响
Extreme sports has become a kind of fashionable sports and been enjoyed by young in the world.
在本世纪,极限运动已成为风靡全球、深受年轻人喜爱的运动。
The first extreme sport might have been mountaineering, or mountain climbing.
最早的极限运动可能就是登山,或者叫做登山运动。
The Effect of Branched-chain Amino Acid Supplementation on Gluconeogenesis of Athletes After Exhaustive Exercise;
支链氨基酸对赛艇运动员极限运动血葡萄糖异生的影响
Instead, Zhang defined this extreme sport as one for "cowardly people."
事实上,在他看来,蹦极这种极限运动恰恰是为"胆小的人"设计的。
This phenomenon also explains why people can enjoy skydiving(6), bungee(7) jumping and extreme sports.
这个现象也能解释为什么人们喜欢跳伞、极和极限运动。
Extreme sports is a kind of new sports emphasizing to show and challenge personal potential ability in body and mind.
极限运动是一项新兴的体育运动,它强调最大限度地发挥自我身心潜能,挑战自我。
The Swiss model leisure activity is the ski, soaks the hot spring, fishes, mountaineering and limit movement.
瑞士人典型的休闲活动是滑雪,泡温泉,垂钓,登山和极限运动。
"Extreme sports are for those who are looking for precision and reason," Zhang said.
"极限运动是为那些理性的、追求精确的人所设计的,"他说。
He said he believed that any modern extreme sport involved precise control of scientific instruments.
他认为现代任何一项极限运动都需要对科学器具的精确控制。
A Slope Limit Analysis Approach Based on Translation & Rotation Kinematical Field;
基于平动加转动运动场的边坡稳定极限分析法
Challenging Limit Velocity--Laoshan Cycling Velodrome Design for the 2008 Olympics
挑战运动极限——2008年奥运会老山自行车馆设计