saltation
英
美
n. 跳跃；跳动; （沙石、泥等的）跃移; 突变，飞跃
复数：saltations
英英释义
noun
- a light, self-propelled movement upwards or forwards
- taking a series of rhythmical steps (and movements) in time to music
- an abrupt transition
- a successful leap from college to the major leagues
- (genetics) a mutation that drastically changes the phenotype of an organism or species
- (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
- Simulation to the sand saltation is carried.
同时采用单一轨迹法对沙粒的跃移进行了数值模拟。 - 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。 - Saltation is the most significant in the three basic forms ( Saltation, Suspension and Creep) of sand movement blown by wind.
在沙粒运动的三种基本方式（跃移，悬移和蠕移）中，以跃移运动最为重要。 - First, wavelet transform method was used to check saltation points. Second, the response of the variance of soil moisture of each layer was explored through the analysis of mutual spectrum.
研究运用小波变换对各层土壤水分序列的突变点进行了检测，根据相干谱和互谱特征分析了各层土壤水分变化的响应关系； - 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。 - Distribution of Initial Velocity of Lift-off Sand Particles in Aeolian Saltation Numerical simulation on influence of diffusion performance on airstream distribution in a room
风沙流中沙粒起跳初速度分布的探讨风速对室内气流分布影响的数值仿真 - 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。 - Usually, wavelet transform module maximum accords with saltation points.
小波变换模的极值点常对应于信号突变点。 - Numerical simulation of particles impacting multiple-grain size bed in saltation
风沙跃移中颗粒与多粒径床面碰撞的数值模拟 - 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。