共振条件

From the results of our experiments we can conclude that the green compacts give evidence of non-linear characteristics during vibrating.

在不同应变振幅条件下，通过强迫振动实验测量了不同密度的铁、镍和铜粉末压坯的共振曲线。

Taking a single disk rotor with hinged ends as research object, to a different forward and backward whirling type the effect and its innate laws of the magnitude and acting direction of the constant torque on the stability are proposed by means of the eigenvalue theory of real linear systems.

以两端简支的单圆盘转子为对象，利用非线性振动理论的多尺度方法，研究了简谐扭矩作用下具有时变参数激励系统的近似解，指出系统出现不稳定组合式共振的可能性并给出了定常扭矩、简谐扭矩、外阻尼对不稳定区域边界条件的影响。

According to the results of the dynamic model tests of a 100,000-ton- berthing tanker, some analyses are given as follows: the dynamic characteristic of the drum-shaped rubber fender, the impact action of a tanker on wharf under action, the possibility for resonance of tanker impact with wave action, as well as the various factors which influence the tmpact energy of the tanker.

本文根据10万吨油轮系泊码头动力状态的试验成果，对鼓型橡胶护舷的动力特性、波浪作用下油轮对码头的撞击作用、油轮撞击与波浪形成共振的可能条件以及影响油轮撞击能量的诸因素等问题进行了分析。

The method is as follows that the two ends of a nanometer are fixed on two pivots and an axial micro-pulling force T is applied on the nanometer; an electrode is arranged on the middle part of the side of the nanometer and an alternate voltage is applied on the electrode to motivate the nanometer to generate resonance, and therefore, the natural frequency f of the nanometer is measured and acquired; according to the material characteristics and the geometry characteristics of the nanometer as well as the boundary condition of the nanometer material, the relation between the natural frequency and the axial pulling force of the nanometer, namely the f-t curves of the nanometer, can be calculated by a vibration equation; according to the measured natural frequency f, the size of the micro-pulling force T can be acquired.

该方法将一根纳米材料的两端固定在两个支点上，给纳米材料施加一个轴向的微小拉力T；在纳米材料的侧面，位于该纳米材料的中部放置一个电极，在电极上施加一个交变的电压激励纳米材料使其发生共振，测得纳米材料的固有频率f；根据纳米材料的材料特性和几何特征以及纳米材料的边界条件，由振动方程计算出该纳米材料的固有频率与所受的轴向拉力的关系，即纳米材料的f-T曲线；根据上述测得的固有频率f，得到微小拉力T的大小。

Since its inertial vibration feeder allows synchronization with the full voltage directly under the conditions of launch and parking, in order to stop stable and fast through the resonance, allowing parking brake, and adapt to various electrical braking, if Consumption brake, Fan Jie, such as braking.

其自同步惯性振动给料机允许在满符合电压条件下直接启动和停车，为了停车稳定且快速通过共振区，允许制动停车，且适应各种电器制动方式，如能耗制动、反接制动等。

Common spectrofluoromenter was used to measure the resonance light-scattering intensity of the mixture with same excitation and emission wavelength.

在入射光波长和荧光波长相同条件下，用荧光分光光度计测定混合液的共振光散射强度。

In the second chapter , we studied the resonance light scattering spectral characteristic of tichromine-protein system, and the elementary reaction mechanism with absorption spectra method and a lot of condition experiments. Another new determination method of protein at nanogram level was established.

第二章研究了钛色敏-蛋白质体系的共振散射光谱特征，并结合吸收光谱法和一系列条件实验初步探讨了它们的作用机理，建立了一种测定纳克级蛋白质的新方法。

In the fourth chapter , we studied the resonance light scattering spectral characteristic of patent blueⅤ- Cetyltrimethyl ammonium bromide-nucleic acid system, and the elementary reaction mechanism with absorption spectra method and 1H NMR spectra method. Another new determination method of nucleic acid at nanogram level was established.

第四章研究了五号专利兰-十六烷基三甲基溴化铵-核酸体系的共振散射光谱特征，并结合吸收光谱法、核磁共振光谱和一系列条件实验探讨了它们的作用机理，建立了一种测定纳克级核酸的新方法。

We use the single particle model and find a new nonlinear resonant acceleration criterion analytical: nw(1)+mw(2)=NW, m,n,Nare integers, w(1,w(2), W are the frequency of the two waves and the charged particle cyclotron respective,this result can be extended to the multiple waves ,we make numerical simulation and numerical results are consistent with the analytical results. This paper consists six chapters.

因此本文从基本的情况开始，以两个静电波与磁化等离子体相互作用问题为研究出发点，通过多标度展开的理论方法，求解带电粒子的运动方程，得到的一个新的非线性共振加速条件：nw(1)+mw(2)=NW，（m，n，N为整数，W，w(1)，w(2)分别为带电粒子的回旋频率以及两个静电波的频率），该结果可以推广到多个静电波作用于磁化等离子体的情况，随后通过数值计算证实了解析结论的可靠性。

Increasing the input noise may increase the signal-to-noise ratio of the output response V(t within the element's parameter region indicating that the periodic components of V increase as the input noise increases. The relationsip between the variation of the SNR of the V curve and the noise is similar to the that of the resonance.

结果表明：在一定的条件下，增大输入噪声的值不仅不降低输出响应信噪比；反而迅速增加输出响应的信噪比，使输出响应中周期信号的分量反而加强，而且输出响应的信噪比对于输入噪声的变化具有&共振&形状的曲线。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。