| 1. | The effect of velocity pulse is significant in low damp the case
在阻尼不是很大的情况下，速度脉冲效应是较大的。 |
| 2. | So it ' s necessary to consider the effect of velocity pulse in near field ground motions in seismic design
因此，考虑近场地震的抗震设计中速度脉冲效应是必要的。 |
| 3. | Effect of velocity pulse in near field ground motions and certification of regression equations to simple impact
近场地震的速度脉冲效应及简化冲击回归公式的检验 |
| 4. | In this paper , predator - prey systems with periodic impulsive effect concerning pest control are proposed through biological control and chemical control
摘要本文通过生物控制和化学控制提出了具有周期脉冲效应与害虫控制的捕食系统。 |
| 5. | The outcomes indicate that under the effect of velocity pulse the increment of pgd ( peak ground displacement ) is greater than that of pgv ( peak ground velocity ) , which has less influence on pga ( peak ground acceleration )
结果表明：在速度脉冲效应下，地震动峰值位移增大值大于峰值速度增大值，而峰值加速度所受影响最小。 |
| 6. | In this paper , the effect of velocity pulse in near field ground motions is emphasized and the influence of velocity pulse to acceleration velocity and displacement in earthquake ground motions is analyzed by using simple impact modal
摘要着重介绍了几次地震中出现的近场地震动的速度脉冲特性，并利用简化冲击模型来分析速度脉冲效应对地震动加速度、速度、位移的影响。 |
| 7. | Subsidized by the national natural science foundation of china , " tenth five - year " plan of hubei province and so on , this dissertation systematically discussed the author ' s researches on synthesis and deformation of ni / al and ti / al system intermetallic compound
本文在国家自然科学基金、湖北省“十五”重点攻关计划等基金支持下，系统地论述了作者在ni al系和ti al系金属间化合物合成与成形的电脉冲效应方面研究成果。 |
| 8. | ( 2 ) the investigation about driving fatigue of information operation showed if the information become more complex , the reaction seriously reduced , however , fatigue degree increased . otherwise , with the age advancing , the reaction slowed . ( 3 ) an instrument called testing force machine is utilized to correctly illustrate the center of gravity moving track
对驾驶时间负荷、信息负荷进行联合效应实验，提出信息复杂度及驾驶疲劳的脉冲效应和u型效应；并进一步提出连续性与离散性负荷的驾驶疲劳问题，为人一车一路系统中以人为核心的优化匹配设。 |
| 9. | This paper deals with the existence of almost periodic solutions of linear impulsive delay differential equations as follows , ( the equation is abbreviated ) by using the fixed point theorem of contraction mapping principle we present a set of sufficient conditions to ensure the existence and uniqueness of almost periodic solutions of impulsive delay differential equations in some closed convex set
摘要基于压缩不动点原理，考虑一类具有脉冲效应的时滞微分方程(方程式略)概周期解的存在性问题，在一定条件下获得了系统存在唯一概周期的一组充分条件。 |
