由于海浪的作用，钻井平台会产生升沉运动。
The heave motion of drilling platforms is caused by the wave.
首先对船舶在波浪中的纵摇与升沉运动进行了研究。
Firstly, the heaving and pitching motions of ship in regular waves are discussed.
因此，需要采用升沉补偿系统对钻柱升沉运动进行补偿。
Therefore, a drill string heave compensation system is needed to compensate the heave motion.
提出了一种主动型升沉补偿系统，解决了深海采矿装置升沉运动信号采集的关键难题。
A kind of active heave compensation system is put forward, and the key difficult problem to detect the heave motion signal of the deep-ocean mining equipment is solved.
该仿生机器人采用外置气源驱动气动人工肌肉实现仿生机器人在水中的前进、转弯和升沉运动。
The bionic robot adopts the external air supply to drive pneumatic artificial muscles, so as to realize moving forwards, turning and heave movement of the bionic robot in water.
按单自由度刚体弹簧体系求得了气浮结构升沉运动的固有周期，并对气浮结构的动态特性进行了分析。
Simplifying the air floated structure as a single freedom rigid body and spring system, the inherent period of heaving and some kinetic properties are presented.
数值计算结果表明采用收放拖缆的升沉补偿方法能够有效削弱母船升沉运动对拖体深度和拖缆张力的影响。
The partial differential equations are discretized by finite difference method and the transient values of towed body depth and cable tension are computed by Newton Iteration when the heave …
令板面处的法向诱导速度与滑行板由纵摇和升沉运动所产生的法向速度相等，便得到求解未知压力分布的积分方程序。
By equating the normal induction velocity on the planing plate to its normal velocity of pitching and heaving motions, obtained the integral equations of the unknown pressure distribution.
本文为实时估计两列波相位差提供了新方法，在流体物理检测、深海采矿船升沉运动位移等的检测中具有良好的作用。
It provides a new method to estimate phase difference for test of characteristic parameters of fluid and measurement of a ship heave in deep-sea mining.
本文运用波浪理论对10米圆盘形浮标在自由状态和约束状态的横摇、升沉运动进行了响应分析，推导出了响应方程。
In this paper, the use of wave theory of the disc-shaped 10-meter buoy in a free state and bound by the state roll, heave movement in response to the analysis derived in response to the equation.
本文建立了在纵浪上航行船舶的非线性参数激励横摇运动方程，研究了当升沉固有频率接近横摇固有频率时船舶的稳定性。
A nonlinear parametric excitation equation is obtained for ships in longitudinal waves, and the dynamic stability is analyzed when the natural frequency of heave and roll are approximately equal.
在航母横摇角、纵摇角以及升沉位移已知的条件下，通过并联机构的运动学分析可以求得驱动滑块的位移方程。
We can gain the displacement equation of the slide block if we know the roll angle and pitching angle and the vertical displacement of carrier.
在航母横摇角、纵摇角以及升沉位移已知的条件下，通过并联机构的运动学分析可以求得驱动滑块的位移方程。
We can gain the displacement equation of the slide block if we know the roll angle and pitching angle and the vertical displacement of carrier.
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