On which surface does the ping pong ball bounce the highest?did anyone do this experiment before?i just wanna about on which surface does the ping pong ball bounces the highest?Help,please!thanks!在多么表面上,乒乓球反跳弹得最高?是水

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On which surface does the ping pong ball bounce the highest?did anyone do this experiment before?i just wanna about on which surface does the ping pong ball bounces the highest?Help,please!thanks!在多么表面上,乒乓球反跳弹得最高?是水
On which surface does the ping pong ball bounce the highest?
did anyone do this experiment before?
i just wanna about on which surface does the ping pong ball bounces the highest?
Help,please!
thanks!
在多么表面上,乒乓球反跳弹得最高?
是水泥表面,或者玻璃表面?

On which surface does the ping pong ball bounce the highest?did anyone do this experiment before?i just wanna about on which surface does the ping pong ball bounces the highest?Help,please!thanks!在多么表面上,乒乓球反跳弹得最高?是水
玻璃表面

玻璃表面啦
玻璃表面光滑
乒乓球在玻璃表面弹跳,机械能损失较少

在最坚硬光滑的表面弹最高 应该是在光滑的金刚石表面弹的最高

玻璃,因为刚性大,机械能损失较少

on the surface level on the surface是什么意思 中文翻译The surface of the road lies on the base,which is made of concrete and steel 求翻译这句话,我用机译翻了但不对It leaves a black smut on the surface which in the case of AA2024 and AA7016 leads to a dramatic enrichment of the surface with copper surface On which surface does the ping pong ball bounce the highest?did anyone do this experiment before?i just wanna about on which surface does the ping pong ball bounces the highest?Help,please!thanks!在多么表面上,乒乓球反跳弹得最高?是水 请教:在表面上是用on surface还是on the surface? SAT语法求助!The fracture on the stone's surfaceA:The fracture on the stone's surface was exceedingly small,which is barely visible to naked eye.B:The fracture on the stone's surface was exceedingly small,barely visible to naked eye.请问A、B哪 英语翻译a Ultracapacitor stores energy relied on electrostatic charges on opposite electrode surface of the electric double layer,which is formed between each of the electrodes and the electrolyte.Randomly distributed ions in electrolyte move tow Above the trees are the hills,________ magnificence the river faithfully reflects on the surface.[A] where [B] of whose [C] whose [D] which为什么选C?请翻译句子,这是不是一个拟人句? you behaved on the surface is a nomal only concentric tool marks allowed on gasket surface layer of paint put on a surface at one Everything is not as seen on the surface. Doe zhe girl often draw ( )on ( yes.she ( )very well. 英语翻译The most common kinds of paint found on board ship are as follows:metal primers,which are applied to a bare surface to give protection against rust; undercoat,which are used over the primer before the top coat; top coats,which provide a h in which,on which.at which,to which的区别 求大侠助我一臂之力!“the old moon in the new moon’s arms” is that part of the moon’s surface on which it is night ,lighted up by earthlight“新月抱旧月”其实就是月面处于夜间而被地球光照亮的部分which后引导