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
- In order to obtain high precision data on grain saltation, the authors resorted to computerized image processing and recognition of the video images.
为获得有关颗粒跳跃的高精度数据，作者对摄像试验图像作了计算机图像处理和识别。 - 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 - 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 - Mutation analysis showed that the saltation of sunshine durations at tobacco growth period in western Henan occurred in1981.
突变分析表明，豫西烟区烤烟生育期的日照时数在1981年发生突变。 - Advances and Problems of Study on Saltation Particles in Wind Sand Current
风沙流中颗粒跃移研究的某些进展与问题 - 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。 - 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 and Experiment on the Sand Saltation Trajectory
沙粒跃移轨迹的数值模拟与实验研究 - 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。 - 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