这个振荡的电场会把粒子加速推向碰撞点。
This oscillating field would accelerate the particles toward the collision point.
采用二维九速的格子气模型模拟热声振荡，建立了完备的多体碰撞规则，提供了粘性和热边界的处理方法。
A complete multi-particle collision rule was established, and a method for dealing with viscous and thermal boundary was provided in the present model.
弹簧吸收碰撞产生的能量，减震器在回程行程将能量释放，并阻止振荡力产生。
The spring absorbs the energy of the impact, the shock absorber releases it on the return stroke, and prevents an oscillating force from building up.
结果表明：在不考虑激光线宽及消相碰撞时，探测场的吸收随时间在零吸收附近作类似于阻尼减幅振荡，系统可实现无反转放大；
It is shown that the time-dependent probe absorption is oscillatorily damped to its steady state and transient amplification without inversion can be realized;
结果表明：在不考虑激光线宽及消相碰撞时，探测场的吸收随时间在零吸收附近作类似于阻尼减幅振荡，系统可实现无反转放大；
It is shown that the time-dependent probe absorption is oscillatorily damped to its steady state and transient amplification without inversion can be realized;
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