It was while walking through this landscape that McKey started wondering about undulations in the terrain.

Research on Lunar Gravity Field and Effect of Perturbation on Lunar Satellite Orbit Comparison of the Regional Geoid Undulations Determinated by Geopotential Models

高阶次月球重力场模型截断下的低轨环月卫星轨道受摄分析地球重力位模型确定局部大地水准面起伏的比较研究

Geoid undulations and gravity anomalies from t/ p and ERS-1 altimeter data in the China Sea and vicinity

利用卫星测高数据推求中国近海及邻域大地水准面起伏和重力异常研究

The sea's undulations, which had been creating a gentle rocking motion, now ceased.

使入觉得微微转动的大海波动现在也停止了。

The Progress and Analysis of the Research on the Underwater Biomimetic Propulsor Employing the Long-fin Undulations

仿鱼长鳍波动推进器研究的进展与分析

Elasticity and thermal undulations of fluid membranes of amphiphiles& helfrich's theory of biological membranes

双亲分子流体膜的弹性与热涨落&生物膜的Helfrich理论

I fancied I saw these cylindrical, membrane-filled tubes trembling beneath the water's undulations.

我好像是看见薄膜一般的和圆筒形样的细管在海波下颤动。

Back hardness varied from ROCKWELL "C" 11.0 to15.5 in long undulations to back surface.

后部钢材的洛克维尔C级硬度从15.5呈长波浪形减弱直到背部表面的11。

Do some body undulations and kicks, then stop to breathe, and start again.

对光做一些身体和脚踢，然后停止呼吸，然后重新开始。

Shaken into waves or undulations as by wind.

像被风吹一样的形成了波浪或者起伏。

Walk over the undulations of the downs The country went rolling by for miles and miles.

走在绵延起伏的草原上那片土地绵延起伏好几哩。

Comparison of the Regional Geoid Undulations Determinated by Geopotential Models

地球重力位模型确定局部大地水准面起伏的比较研究

Effects of Interface Undulations on Simulated Geoid

界面起伏对模拟大地水准面的影响

The theory of elasticity and thermal undulations of fluid membranes of amphiphiles is reviewed.

本文简要评述了双亲分子流体膜的弹性与热力学涨落的理论研究现状。

Inhale quickly, then bring you head and chest back down and continue the body undulations.

吸入快，然后带你头部和胸部，继续回到身体对光。

In columns rise and fall to the undulations of the ground.

纵队起伏哪怕灰壕泥波弄脏咱的身。

This long aquatic vehicle could barely feel the broad undulations of the ocean.

长长的船身差不多感不到海洋的阔大波动。

Due to the effects of perturbations, the distribution of air pollution often presents irregular undulations.

受近地层局地小扰动的影响，大气污染浓度分布常呈现不规则起伏。

Impact of Terrain Undulations on Imaging and Radar Scene Matching

地面起伏对成像及雷达景象匹配的影响

The back-and-forth continued onto the Situation Room.

房间的情况反复持续。

This scene recreates the moment US President Barack Obama, Hillary Clinton and colleagues crowded round a TV in the Situation Room to watch the raid.

如图所示，上图重现了美国总统奥巴马、希拉里和同僚们围观袭击本拉登的场景。