查询词典 forced

The general solution of equations of damped forced oscillation for A_2B model

说明：补充资料仅用于学习参考，请勿用于其它任何用途。

The equation was solved on the basis of the theory of forced damped vibration and variation principle.

再由受迫阻尼振动原理和变分原理推导出耳膜振动方程。

Differential equation of a damped forced vibration and its solution.

有阻尼强迫振动微分方程的标准形式，二阶常系数非齐次微分方程。

Express the differences of displacement variation of a mass subjected by a free damped vibration and a forced vibration, separately.

分别叙述一质量受到无阻尼的振动与强制振动时位移变化的不同。

Characteristics of free vibration and forced vibration of a damped system with dry frictional damping,viscous damping and c x·2 damping are analyzed and calculated,acceleration response of free-vibration of the dry frictional damped system has a sudden change when x· is zero,the change value is constant and depends only on the natural frequency ωn and the displacement xk due to dry friction.

本文对存在干摩擦阻尼、粘性阻尼和c.x2阻尼系统的自由振动及受迫振动特性进行了解析及数值计算，得到干摩擦阻尼系统自由振动的加速度响应在速度零点有一突变，这一变化量为定值，且只与系统固有频率ωn及摩擦当量位移xk有关。

In this part, the characteristics of transient responses of flexible rotor systems with arbitrarily distributed mass on isotropic or anisotropic supports passing through several critical speeds seguencially are examined. Here, the current knowledge of rotor dynamics on the eigenproblem of damped free whirling vibration, the generaliged damped mode theary, the transient forced vibration and so on combined with KBM asymptotic method in the nonlinear vibration theory is employed and extended.

作者综合运用并引伸推广转子动力学关于阻尼自由回旋振动的特征问题、广义阻尼模态理论、瞬态强廹振动等現代理论和方法，结合非线性振动理论中的KBM渐近法，提出自己独創見解和覌点，成功地建立起正回旋和逆回旋两种情况下转子通过临界点的瞬态振动一阶微分方程组，可以在临界点的邻域内从事方程的数值积分计算。

In another small town, they organized a dancing school, but they knew little about dancing and soon the people forced them to leave the town.

在另一个小镇，他们办了个跳舞学校，可他们对跳舞几乎一窍不通，不久就被人们赶出了镇子。

Those guys are forced to practice in a dank basement that's hard on their vocal cords.

那些人被迫在地下室挨饿受冻还没说出来

Was for the Greeks and business interests in Asia Minor, while the competition for control of the Black Sea trade in the throat Dardanelles, finally forced to war.

是当时希腊人和小亚细亚为了商业利益，而争夺控制黑海贸易的咽喉达达尼尔海峡，最后不得不以兵戎相见。

Darrow's line of questioning forced Bryan to admit that his own literal interpretation of the Bible—a basic tenet of Christian fundamentalism—was full of contradictions.

达罗的路线质疑被迫布赖恩承认，他自己的字面解释圣经的基本原则的基督教原教旨主义，充满了矛盾。

Aquatic or marsh-growing fern allies; known to have existed since the Cenozoic; sometimes included in Lycopodiales.

生活于水中或湿地的蕨类；从新生代生存至今；有时归于石松目之中。

The engine was uprated from a 90hp Franklin to a 125hp Lycoming.

改良过的引擎是从90hp到125hp莱康明富兰克林。