undulation

noun

1. 波浪形；起伏；波动；荡漾
   a smooth curving shape or movement like a series of waves

1. Several pretty large logs may still be seen lying on the bottom, where, owing to the undulation of the surface, they look like huge water snakes in motion.
   湖底还可以见到一些很大的木料，却因为水面的波动，它们看上去像一些婉蜒的巨大的水蛇。
2. But he could see the prisms in the deep dark water and the line stretching ahead and the strange undulation of the calm.
   但是他可以看见漆黑的海水深处的彩虹七色，面前伸展着的钓索和那平静的海面上的微妙的波动。
3. Analysis and Adjustment on Undulation of Furnace Practice for No.6 Blast Furnace of Baotou Steel
   包钢6~高炉炉况波动的分析和调整
4. The difficulty is heavy, especially the undulation on the green, it is easy to get three putting.
   这里的果岭难度很大，起伏特别大，很容易三推。
5. Effects of Rail Undulation Wear on Vehicle Vibrations
   钢轨波浪型磨耗对地铁车辆振动性能的影响
6. So that's it, these are the11 drills to learn the body undulation and dolphin kick!
   原来如此，这些都是11演习，学习身体波动和海豚踢！
7. Based on an analysis of the filament winding pattern and filament undulation, a new method for calculating the elastic modulus of filament winding composites is presented.
   层板区域用经典层板理论计算弹性模量；纤维束波动区域根据纤维波动的细观图形及走势计算弹性模量。
8. To swim butterfly correctly it is important to have mastered the body undulation and dolphin kick first before adding the arm movement.
   游泳是很重要的蝴蝶正确掌握身体的海豚式打腿前、岩面起伏及其裸露程度增加臂的运动。
9. This paper probes emphatically into the accuracy uncertainty of LSMM from atmospheric condition and terrain undulation by taking unmixing vegetation abundance based on LSMM as an example.
   本文以线性光谱模型提取植被分量为例，探讨环境大气条件、地形因素对模型精度影响的不确定性。
10. The undulation on the top curved surface is quite suitable for the shape of adults'hands, according with Ergonomics.
    因为是手持产品，在顶部曲面的凹凸起伏，充分适合成年人的手型，让人们在进行抓握动作的时候更符合人机工学。
11. A broad and deep undulation of the ocean.
    海洋中一种宽而深的涌或波动。
12. Undulation machines represent a new dimension in human technology, indicating that human consciousness has become elevated to some degree.
    波动机器是人类科技发展的一个新兴领域，同时也意味著人类的意识层次已经有了某种程度的提升。
13. To report to quality control manager on serious defects, serious property undulation on products, serious deviations on operations and daily inspection result.
    向质量经理汇报产品的重大质量缺陷、严重质量波动、严重操作不当以及每日检验结果。
14. Undulation in displacement monitoring curve of slope both reflect abrupt changes which nature and manpower bring about and reflect influence of ambient noise.
    边坡深部位移监测曲线中的波动现象既反映了自然活动和人工活动使边坡内部位移产生的突变；也反映了噪声对其造成的影响。
15. It can be viewed as an outsized piece of furniture or a fragment of the landscape itself, in undulation above the ground.
    它可以被看作是一家具或超大型景观本身的一块碎片，在地面起伏。
16. Factor effecting injection quantity uniformity were briefly analyzed, and the undulation quantity and injecting pulse revising was put forth to meet the respective demand.
    简要分析电控喷油器的均匀性影响因素，提出了压力波动量控制的办法和喷油脉宽修正的办法满足小喷油量均匀性要求。
17. The dolphin kick and body undulation exercises simply teach you how to learn the technique described above.
    海豚式打腿练习和身体的波动只是教你怎么学技术前述。
18. Some people have it easier to learn the dolphin kick and body undulation than others, and it seems that girls learn this motion faster than boys.
    有些人把它易于学习海豚式打腿和身体的波动，似乎比其他女孩比男孩学习这个动作快。
19. A study on the displacement system of lunar rover and its undulation based on semi-turning mechanism;
    比较了一级半转机构和二级半转机构的起伏度，建立了月球车机构转杆正向运动学模型。
20. Compared with the same kind of tail balance technology, this technology can realize the dynamic balance, which decreases the motor load mutation and undulation, and makes the system run smoothly.
    与同类型的尾平衡技术对比可知，该技术可实现滚动动态平衡，从而降低电机负载突变波动，使系统平稳运行。
21. In tries to move in the process, the oscillation amplitude and the electric current besides change along with the voltage undulation should be stable invariable.
    在试运行过程中，振幅和电流除随电压波动而变化外应该是稳定不变的。
22. The altimetry geoid undulation is mainly conducted by convergence between two or three plates, and its components at short wavelength characterize tectonics within basins.
    测高大地水准面反映了研究区板块相互作用的特点，其高频成分可以刻画各海盆的构造特征。
23. And if your knees and your feet come out of the water, then your undulation motion is actually too large.
    如果你的膝盖和脚露出了水面，那么你的摆动幅度就过头了。
24. The maximum difference of geoid undulation between the model and EGM96 ( to70 degrees) is2.
    该模型与EGM96相比（70阶次），大地水准面起伏差异最大为2。
25. The effects of fabric micro structural parameters on elastic properties of woven fabric reinforced composites are investigated based on a two dimensional undulation model proposed by the author.
    根据作者提出的二维波纹细观力学模型，在考虑了实际织物结构中存在的经向和纬向纤维的波纹；
26. This system have sensitive control high stability, little output HV DC undulation, high anti-interference.
    本系统控制精度高、稳定性好、输出直流高压的脉动系数小、抗干扰性强。
27. When a gust of wind blows across the sea-like desert, the undulation of the sand has the shape of the wind imprinted on it.
    当万里长风吹过翰海，沙的起伏留下了风的形状。
28. This is normal as there is less leverage to execute the body undulation when the arms are kept to the sides.
    这是正常的，很少有杠杆执行时的身体波动武器被保持到两边。
29. Stalagmite record revealed that Indian summer monsoon moved forward rapidly, and climate undulation on a century scale resulted in the change of the solar radiation.
    石笋记录揭示印度季风的快速推进或退出以及百年尺度上的气候波动是太阳辐射量变化造成的结果。
30. The robustness problem in the aerodynamic optimization of an aircraft wing is discussed in reference to the undulation of aircraft performance derived from uncertainty factors.
    针对不确定性因素引起飞机性能波动的现象，探讨了机翼气动优化设计过程的稳健性问题；

noun

1. (physics) a movement up and down or back and forth

   Synonym:    wave

2. wavelike motion

3. an undulating curve

   Synonym:    wave