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
- We first consider this minimum velocity for horizontal flow, the saltation velocity.
首先讨论在水平流动时的最低速度,即沉积速度。 - 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 - By using the wavelet transform and the non linear optimization, we calculated parameters and determined the saltation edges of the differential ECG.
该文应用小波变换对信号突变点检出的理论对微分心电信号进行分析,并用非线性最小二乘法进行参数拟合,确定了突变点的位置。 - Discrete Dynamics Simulation on Developing Process of Aeolian Sand Saltation
风沙跃移运动发展过程的离散动力学模拟 - 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。 - 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。 - Saltation can eject dust aerosols into the atmosphere, create sand dunes, and erode geological features.
跃移运动能产生沙尘浮质、形成沙丘地貌和侵蚀地貌。 - Temperature field dynamic response to the saltation of casting speed, superheat and cooling water is investigated in this paper based on a lot of simulation computing.
本文通过大量的仿真研究了当拉速、过热度和冷却水量发生突变时,铸坯凝固温度场的动态响应过程。 - 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。 - 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。
