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
- 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。 - 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。 - The sensibility and the tasting are two basics and outstanding characteristics of saltation.
情感性与审美性是舞蹈最基本、最突出的两个特点。 - 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。 - 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； - 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。 - 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。 - Based on the saltation, creeping and stability models, a two-dimensional numerical model is established to study the development process of aeolian ripples.
通过简单的跃移模型、蠕移模型和稳定模型对风成沙纹的形成过程进行了二维数值模拟研究。 - 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。