短語詞組短語sound particle acceleration 聲質點加速度Auroral particle acceleration 場向電場Particle velocity and acceleration 質點速度和加速度free field particle acceleration 自由場粒子加速instantaneous sound particle acceleration 瞬時聲質點加速度Vertical particle acceleration 粒子垂直加速度Horizontal particle acceleration 粒子水平加速度particle acceleration motion 顆粒加速Particle acceleration in SNRs 的翻譯是 返回 particle acceleration