查询词典 quasi-permanent

It is indicated that besides periodic and quasi periodic vibrations the system shows different forms of chaotic motion and bifurcation phenomena.

碰摩转子系统所展示的混沌运动以及所具有的各种现象，作为这类系统的显著特征，可以用于诊断汽轮发电机组中经常发生的碰摩故障

Next, it has used a non-linear elastic analysis method and setup an economical elasticity of fractal dimension model. By means of the model, the paper has given a positive analysis on the long-term fluctuation of the national economic growth for both countries, which it has fund that some existed quasi periodic rules and illustrated macroeconomic policy mechanism under the uncertainty conditions.

其次，利用了非线性弹性分析的方法，建立了经济弹性分维模型对中美两国经济增长的长期波动情况加以实证研究，发现了投资与财政对于两国长期经济增长的拟周期性的一些规律，揭示了不确定性条件下存在的宏观政策机制。

Aql X-1 is one of the Atoll sources with kHz QPO. We have studied the correlations between the frequency of kHz QPO and the shape of X-ray spectrum. Implications of our results for the accretion and quasi periodic oscillation production process are discussed.

Aquila X-1是一个具有kHz QPO的Atoll源，我们研究了其kHz QPO频率和能谱之间的相关性质，并讨论了结果对了解吸积及准周期振荡产生过程的意义。

The properties of kilohertz quasi periodic oscillation probably contain information close to the neutron stars in the low mass X-ray binaries system.

千赫兹准周期振荡包含了LMXB中中子星附近的信息。

A novel four-dimensiond hyperchaos system with only one nonlinear term is reported. The Lyapunov exponents spectrum, periodic orbit, quasi- periodic orbit, and the chaos and hyperchaos attractor of this system are obtained.

构造了只包含一个非线性项的四维超混沌系统，得到了系统的Lyapunov指数谱、周期轨道、拟周期轨道、混沌和超混沌吸引子。

Vibro impact ; map ; strong resonance ; bifurcation ; quasi periodic motion ; chaos

碰撞振动；映射；强共振；分叉；拟周期振动；混沌

The electric potential oscillation including periodic oscillation,quasi- periodic oscillation and turbid oscillation of carbon steel/H2SO4＋ K2Cr2O7/Pt system has been studied.

刘靖研究了碳钢/H2SO4+K2Cr2O7/Pt体系中的电位振荡现象，如周期振荡、准周期振荡和混沌振荡等，并对其振荡机理进行了初步分析和讨论。

The quasi periodic regularly structure of tissue peaks in the power cepstrum of ultrasonic backscatter.

本文论述了软组织散射元准周期规则分布导致超声散射信号相干峰产生的机理，提出利用AR幅度倒谱估计散射元平均间距及其变化，结合组织外加应力来估计软组织内局部杨氏弹性模量。

By using the observed data, ten canonical cases of Kunming quasi－stationary front during 1993－1995 in winter and spring seasons are studied.

利用常规探空资料，选取1993－1995年冬、春季节中10个昆明准静止锋典型个例作了合成计算，分析了昆明准静止锋的结构。

First, transfer the test cycles from automobile condition to engine condition; second, according to the work and emission characters of nonturbocharged for low pressure turbocharged diesel, assume that transition process is quasi stationary one and diesel temperature rises linearly in cold starting period.

为实现这个方法，首先由计算得到汽车工况法测试循环对应的发动机工况，然后根据作为对象发动机的非增压柴油机的工作及排放特点，假定过渡过程按准稳态进行、柴油机冷起动时温升呈线性，在稳态模型基础上，增加输入层神经元和表征发动机热力状态变化的学习样本，建立了内燃机冷起动后暖机过程排放预测模型。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷