The hands at the sides allow for easier body undulation.
手在体侧时可让身体的波动更容易些。
Periodic pressure undulation may be incited by fast valving control.
使用快关调节阀控制能激励周期蒸汽压力脉动。
So that's it, these are the 11 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！
It will help the stroke if you can make you body lift and drop, it is called undulation.
如果你能使你的身体上来下去的话，将有助于你的划动。
The hands at the sides allow for easier body undulation. It is much better for beginners.
手在体侧时可让身体的波动更容易些，这更适合初学者练习。
The maximum difference of geoid undulation between the model and EGM96(to 70 degrees) is 2.
该模型与EGM96相比（70阶次），大地水准面起伏差异最大为2。
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。
Quality loss is resulted in by the undulation of product and can be determined by the quality function.
质量损失是由于产品的功能波动所造成的，损失大小可由质量函数确定。
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。
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。
A further displacement map on the surface itself is added for additional natural undulation to the landscape.
再在表面利用一个位移贴图为景观增加自然的起伏。
The central problem of the image scanning techniques is how to decrease the undulation of the generated data.
在图像扫描技术中，首要的问题是如何尽量减小生成数据的波动性。
Finally, the paper studies undulation control strategy and control-flow of the bionic device of long flexible fin.
最后，研究了柔性长鳍仿生装置的波动控制策略及其控制流程。
It can cuts the whole seam height in one trip, and accommodate the changing of seam thickness and floor undulation.
它可以一次采全高，并且能适应煤层厚度变化和底板起伏不平的条件。
Based on the experimental results, the undulation of wall surface temperature and instantaneous heat flux are analysed.
在实测基础上，对壁面温度波动及瞬时热流量进行了分析。
Two periods plagued by unrest and warfare and three relatively peaceful periods follow the temperature undulation inversely.
在这个500年期间，有两个灾难性的动乱时段和三个相对平静的时期，它们与气温的变化呈反相位的波动。
But he could see the prisms in the deep dark water and the line stretching ahead and the strange undulation of the calm.
但是他可以看见在黑暗的深水里的棱镜和鱼线往前和那平静的波动。
The variational load engendered by hydraulic pressure undulation is one of the main factors of hydraulic pipe fatigue break.
因液体压力脉动形成的作用于液压导管的交变载荷是造成液压导管疲劳破裂的主要因素之一。
More importantly, discuss the definite method of assets property value, the cost, the undulation rate and the value leak rate.
重点讨论了标的资产价值、执行价格、波动率和价值漏损率的确定方法。
There are many differential in urban plaza construction between mountainous city and plain city because of landform undulation.
山地城市由于地形起伏，在城市广场建设中与平原城市有许多不同的地方。
Utilizing a model of demand multiplier, this paper has explained the reason of the undulation from the view of industrial chain.
利用所建立的“需求乘数”模型，对棉花生产的波动原因从产业链角度进行解释。
Based on these formulas, mathematical models are proposed for solving the normal height in GPS network concerning terrain undulation.
在此基础上建立了顾及地形影响的GPS正常高求解的数学模型。
Static correction problem is serious in areas of western China with acute topographic undulation and sharp lateral variations of LVZ velocity.
在中国西部地区，地表起伏剧烈，表层低速带横向速度变化较大，静校正问题严重。
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。
And on your non-breathing stroke, despite the undulation of the rest of your body, it is important trying to keep your head inline with your body line.
在非换气的划臂周期，虽然身体的其他部位在波动，但是头部应当保持与身体成直线的位置。
Undulation is one of the fundamental models of the geological effect, the undulation motion and variation in shape of earth crust is an geologic facts.
波动是地质作用的基本形式之一，地壳的波状运动和变形是客观存在的。
Inspired by the undulation of nearby mountains, the continuous slope roofs diminish the building scale and gain a series of massing and spacial variation.
连续折面坡屋顶的形式，进一步减小了建筑的尺度，形成统一而又富有韵味的形体和空间变化，并与自然山体轮廓相呼应。
Standing wave ultrasonic motors have many outstanding features for simple drive and control circuit, stationary speed of rotation, smaller undulation, etc.
其中驻波超声波电机具有驱动和控制电路简单，转速平稳，波动较小等突出优点。
The total level of scattered light intensity can be reduced by polarization technique, while the undulation of scattered light can be suppressed by magnetic field.
偏振-同步荧光法能有效地抑制同步扫描过程中散射光总水平的影响，外加磁场效应能有效地抑制散射光的波动。
The total level of scattered light intensity can be reduced by polarization technique, while the undulation of scattered light can be suppressed by magnetic field.
偏振-同步荧光法能有效地抑制同步扫描过程中散射光总水平的影响，外加磁场效应能有效地抑制散射光的波动。
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