振动器

The orthogonal expansion of the solution of the rotating disk motion equation is analyzed, and the stability of the system that includes the controller and the dynamics of sensor and actuator are analyzed.

本文通过对旋转圆盘运动方程解的正交级数展开的分析，由此在考虑控制器、作动器和传感器的动态特性情况下，分析了旋转圆盘振动主动控制系统的稳定性，指出了系统失稳的条件。

The computer simulations show the validity of the new method. The orthogonal expansion of the solution of the rotating disk motion equation is analyzed, and the stability of the system that includes the controller and the dynamics of sensor and actuator are analyzed.

本文通过对旋转圆盘运动方程解的正交级数展开的分析，由此在考虑控制器﹑作动器和传感器的动态特性情况下，分析了旋转圆盘振动主动控制系统的稳定性，指出了系统失稳的条件。

The mold oscillating hydraulic technology is one of the key technologies in the development of casting.

摘 要：结晶器液压振动技术是连铸发展的关键技术之一。

In recent years,the hydraulic oscillation was developed and applied.

结晶器振动控制是连铸生产的重要环节之一。

Foot department massage take a bath machine the purpose of the invention to lie in provide a kind of massage take a bath machine, it can complete combine Ci to treat an instrument, red outside shoot a machine, ozonizer to carry on nurse and treat, and have already arrange in the sole bottom tidy of massage and lack of impartiality round, make above it of massage convex head ability carry on top and bottom vibration, attain to massage feet bottom thus.

足部按摩洗浴机机本发明的目的在于提供一种按摩洗浴机，其能够完全结合磁疗仪、红外发射器、臭氧发生器进行理疗，并在脚板底有排列整齐的按摩偏心轮，使在其上的按摩凸头能进行上下振动，从而达到对脚底的按摩。

The condition of the periodic motion of so nonlinear dynamic system with impact damper is deduced.

对碰撞阻尼器振动系统推导了周期解存在的条件，并利用Poincare映射和数字仿真进行了分岔与混沌运动的研究。

In this paper the characteristics and applications of various piezoelectric actuator are analyzed.

压电作动器是振动主动控制中最常用的一种执行机构。

The suspension is the basic mechanism to realize the operation stability and steer placidity, which mainly consist of spring and damper.

悬架是汽车中实现操作稳定性和行驶平稳性的基本机械结构，主要由弹簧和减振器组成，其功能是缓和路面不平引起的冲击和振动以改善平顺性。

Transducer often experience such problems as ultraharmonics,noise,vibration,pyrexia and so on in operation.

变频器在运行中会出现高次谐波、噪声与振动、发热等问题。

So to usefully track the device's vibrations, the ideal NEMS transducer must be capable of resolving extremely small displacements, in the picometer-to-femtometer( trillionth to quadrillionth of a meter) range, across very large bandwidths( extending into the microwave range).

为了要有效地追踪横杆的振动，理想的NEMS电能转换器必须能在很宽的频谱範围内测量到微微米至飞米（0-12~0-15公尺）位移。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。