impulse n. 1.冲动;【物理学】冲量;推进力;脉冲,【医学】冲动,搏动。 2.鼓舞,刺激;一时高兴,兴奋。 a man of impulse感情用事的人。 act from impulse凭一时冲动行事。 be seized with a sudden impulse to do sth. 一时情不自禁地做某事。 feel an irresistible impulse觉得情不自禁。 give an impulse to 刺激,促进。 on the impulse of the moment 由一时高兴。 vt. 推动。
Hence , a numerical method , referred to as the incremental impulse method in the dissertation , is developed in chapter 2 . the method is illustrated and verified through a vibro - impacting system composed of a spring - pendulum and an oscillator , for which all the possible cases can be well analyzed in terms of analytic expressions 为解决该问题,在第二章中提出了通过冲量步进来求解斜碰撞问题的思路,即在碰撞过程中逐次施加法向冲量和相应的切向摩擦冲量,由冲量-动量(矩)定理求得系统在每一步时的状态,直到碰撞物体脱离。