saltation meaning in English
n.
1.跳，跳跃。
2.舞蹈。
3.脉动。
4.【生物学】突变；菌落局变；不连续变异。
5.【地质学；地理学】河底滚沙。
Examples
- This type of transport is called saltation .
这种类型的搬运称为河底滚沙。 - 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。 - 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。 - 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。 - The differences between surface creep and saltation are gradual and it is difficult to draw a fixed dividing line .
表面爬行和跳跃之间的差别是渐变的，它很难划一条固定分界线。