amany teenagers feel that the most important people in their lives are their friends. 许多少年认为最重要的人民在他们的生活中是他们的朋友。[translate] aSticks and stones may break my bones but chains and whips exite me 刺和扔石头可能摔断我的骨头但是约束和鞭打 exite 我[translate]...
The motion of whips and chains We study the motion of an inextensible string (a whip) fixed at one point in the absence of gravity, satisfying the equations η t t = s ( ση s ) , σ ... SC Preston - 《Journal of Differential Equations》 被引量: 34发表: 2011年 The giant fiber...