"We have a wrist that can move like a whip, that can accelerate through throwing," he explains.
“我们的手腕可以像鞭子一样灵活移动，它可以在投掷时起到加速作用，”他解释说。
The combination of heat and charge releases electrons, which accelerate through the tube and strike a positively charged electrode at the other end.
加热和充电的结合释放出电子， 电子通过真空管加速撞击到对面充满正电的电极上。
The combination of heat and charge releases electrons, which accelerate through the tube and strike a positively charged electrode at the other end. The rays are created by the energy of the impact.
加热和充电的结合释放出电子，电子通过真空管加速撞击到对面充满正电的电极上。
The combination of heat and charge releases electrons, which accelerate through the tube and strike a positively charged electrode at the other end. The rays are created by the energy of the impact.
加热和充电的结合释放出电子，电子通过真空管加速撞击到对面充满正电的电极上。
应用推荐