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- multiple periodic motion 多周期运动
- Long long ago, we knew the periodic motion of a planet. 很久以前, 我们就知道行星的周期运动。
- The harmonic oscillator is an exceptionally important example of periodic motion. 谐振子在周期运动中是特别重要的。
- A small periodic motion of the celestial pole of Earth with respect to the pole of the ecliptic. 章动地球天极就黄道极而言的小的周期性转动
- By using critical point theory,we obtain some sufficient conditions for the existence of multiple periodic solutions to a discrete Hamiltonian system. 本文利用临界点理论;建立了一类离散哈密顿系统存在多个周期解的一些充分条件.
- It can be seen that a study of periodic motion will lay the foundation for future work in many different fields of physics. 由此可见，周期运动的研究，是研究物理学各个领域的基
- W.Hai, Y.Duan, L.Pan. An analytical study for controlling unstable periodic motion in magneto-elastic chaos[J]. Phys. Lett., 1997,A234:198. 海文华;段宜武;朱熙文等.;控制离子云混沌运动中的不稳定性[J]
- The numerical analysis revealed a competing process of large period and small period area exhibited while simultaneously poling multiple period. 本文最后对光刻造成周期电极的断条、毛刺工艺缺陷和液体电极方案的残留气泡缺陷进行了探讨。
- Periodic motion is motion in which the position(s) of the system are expressible as periodic functions, all with the same period. 周期性运动 是系统的运动位置呈现周期性的运动。
- Robust periodic motion control of the mover of a permanent magnet (PM) linear synchronous motor (LSM) drive is achieved by use of a recurrent neural network (RNN) controller in this study. 摘要本研究利用递迴式类神经网路控制器来达成永磁线型同步马达动子位置之周期性运动的强健性控制。
- The numerical results show that the time domain response of the laminated plates induced by the in-line force of non-steady component oscillating flow is similar to harmonic motion with certain ribbon which is formed by period motion. 计算结果表明，零均值流量脉动流顺流向作用力诱发反对称角铺设层合板的时域响应近似于具有一定带宽的谐波运动，而这一带宽又是由一定周期运动形成的。
- VFAT maintains backward compatibility with FAT but relaxes the rules.For example, VFAT filenames can contain up to 255 characters, spaces, and multiple periods. 它并不是一个新的文件系统(换言之，实际上读写FAT的程序同样能够正确处理VFAT扩展)。
- We studied the periodic motions due to the nonlinear resonances of D-C and C-N stretches of DCN molecule. 我们对氰化氘（DCN）振动体系的非线性效应引致周期轨迹的过程进行详细的研究。
- multiple period synchronization frequency test 多周同步测频
- The total energy consumption includes the energy of maintaining in the vertical periodical motion,the horizontal KE increment and overcoming the resis-tance from the air and the ground. 总能量消耗包括维持垂直方向周期运动的能耗、维持水平方向动能增加的能耗和克服水平方向的空气和地面阻力做功的能耗。
- He is the person with multiple injuries. 他就是那个多处受伤的人。
- Friendship multiple joy and divide grieve. 朋友之间，欢乐同享，苦难同当。
- We use the hall for multiple purposes. 这个大厅我们派多种用途。
- Periodic Motion and Analytic Solution for a Free Double Pendulum 自由运动双摆的周期性及其解析
- Keywords springless vibrohammer;periodic motion;stability; 无弹簧式振动锤;周期运动;稳定性;
