Sometimes likened to UFOs, lenticular clouds are usually created by gravity waves.
透镜状云彩很像UFO，它通常由引力波造成。
Atmospheric gravity waves form when buoyancy pushes air up, and gravity pulls it back down.
当浮力把空气向上推，而重力又把它向下拉的时候，就会形成大气的重力波。
These are infragravity waves, so called because they are sub-harmonics of the original gravity waves.
这就是亚重力波，之所以这样命名是因为它们是原始重力波的分谐波。
Normal swells, known technically as gravity waves, are created by wind pushing the surface of the sea up and gravity then pulling it down, causing it to bounce.
一般的波浪，技术上被成为重力波，是由于风推动着海洋表面上升而后又在重力的作用下被拉向下方，这便会导致海水的回弹。
In future, it might even be possible to observe this process with the planned LISA satellite, an instrument capable of measuring the gravity waves that the two merging black holes emit.
未来，科学家们还有可能用丽莎卫星进行观测，丽莎卫星可以测量到两个正在合并的黑洞发射出的引力波。
It is shown that the gravity waves can initiate the interchange instability under some conditions.
在适当的条件下，重力波能触发交换不稳定性。
And under the condition of propagating against weak wind, most of medium-scale gravity waves can reach observation height.
而在弱逆风作用下，大部分中尺度范围重力波都能够传播到观测高度。
Saturation mechanism of gravity waves in mesosphere is discussed by simulating the nonlinear upward propagation of gravity wave in mesosphere.
通过对向上传播的重力波波包在中层大气中的非线性传播过程进行数值模拟，讨论中层大气中重力波的饱和机制。
In this paper, the variation of spectral structure of acoustic gravity waves (AGW's) propagating through a region of vertical wind shear is investigated.
本文研究声重波在垂直切变风场中传播时谱结构的改变。
When the strength of gravity waves are strong enough, the time difference that the snow peak lags behind the wave crest of gravity waves becomes quite long.
当重力波的强度较强时，降雪峰值滞后于波峰的时间差也较长。
The short wave disturbance did not match the undulation of the wind field, and the characteristics of its phase propagation were similar to those of gravity waves.
该短波扰动与风场的波动不相匹配，其位相传播特征与重力波相似。
Relationships between ionospheric responses to atmospheric gravity waves in different plasma quantities are investigated with the help of European Incoherent Scatter radar data.
本文利用欧洲非相干散射雷达数据，分析研究了电离层不同等离子体参量对大气重力波的响应之间的关系。
In this paper, we discuss the characteristics for magneto-acoustic-gravity waves propagating along the direction of gravitational field in the earth's magnetosphere near the equator.
本文讨论了赤道附近地球磁层中磁声重波沿重力场方向的传播特征。
Generation Mechanisms of Convectively Forced Internal Gravity Waves and Their Propagation to the Stratosphere.
对流强迫重力内波的生成机制和向平流层的传播。
Generation Mechanisms of Convectively Forced Internal Gravity Waves and Their Propagation to the Stratosphere.
对流强迫重力内波的生成机制和向平流层的传播。
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