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saltation

n.  跳跃;跳动; (沙石、泥等的)跃移; 突变,飞跃

复数:saltations 

化学

英英释义

noun

  • a light, self-propelled movement upwards or forwards
      Synonym:leapleapingspringboundbounce
    1. taking a series of rhythmical steps (and movements) in time to music
        Synonym:dancingdanceterpsichore
      1. an abrupt transition
        1. a successful leap from college to the major leagues
        Synonym:leapjump
      2. (genetics) a mutation that drastically changes the phenotype of an organism or species
        1. (geology) the leaping movement of sand or soil particles as they are transported in a fluid medium over an uneven surface

          双语例句

          • Frequency saltation and scope saltation are chosen to simulate the fault signal, which is processed with the algorithm of wavelet and digital filter.
            选取频率突变和幅值突变仿真故障数据,分别采用小波分解和数字滤波的方法进行处理。
          • The trajectory and the movement parameters of saltation were obtained.
            计算了跃移轨迹,得到了跃移的诸运动要素。
          • Particle saltation has both definite respect and stochastic respect.
            推移质颗粒跃移特性具有两重性,既有确定性的一面,也有随机性的一面。
          • This type of transport is called saltation.
            这种类型的搬运称为河底滚沙。
          • Munitions were canoed across the river. This type of transport is called saltation.
            军火用独木舟搬运过河。这种类型的搬运称为河底滚沙。
          • Numerical Simulation and Experiment on the Sand Saltation Trajectory
            沙粒跃移轨迹的数值模拟与实验研究
          • When a particle is dislodged from the surface it moves downstream by suspension, surface creep, or saltation.
            颗粒脱离表面后,以悬浮,爬行或跳跃形式向下游运移。
          • My thought saltation has been possibly very quick!
            可能我的思想跳跃太快了!
          • Grains moving in saltation receive most of their forward momentum directly from the pressure of the wind.
            在跳跃运动中的颗粒直接接受来自风压力的大部分向前的动量。
          • Research on Sand Saltation Splash Function by High Speed Digital Camera
            沙粒跃移击溅函数的高速数字摄像研究