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
- 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。 - This dissertation focuses on the study of field observation and numerical simulation of unsteady sand saltation in nonstationary wind field.
本学位论文针对非定常风场中的跃移JxL沙流开展了野外观测与数值模拟方面的研究。 - 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。 - 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 - 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 - 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。 - 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。 - 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。 - My thought saltation has been possibly very quick!
可能我的思想跳跃太快了！ - 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