讨论了N原子取代对分子结构及振动模的影响。
The effects of N substitution on the molecular structure and the vibrational modes are also discussed.
用自洽迭代的方法研究了顺式聚乙炔中双极化子的能谱及其附近的局域振动模。
We have studied the energy spectra of bi-polaron and the localized modes around a bi-polaron in cis - (ch), by using a self-consistent approach.
本文分析了氮化硼纳米管的结构对称性，并对其晶格振动模的对称性进行了分类。
In this paper, we analyse the structure of single wall boron nitride nanotubes and classify the vibration of the crystal lattice.
如果只考虑磁扰动的贡献，不同值的振动模的频率变化仅只是涨落磁场能谱的函数。
For the magnetic perturbation contribution, we obtain the frequency shift of modes with different degree as a function of the spectrum of fluctuating magnetic field.
本文测定了银胶中对应于苯甲酸分子不同部分振动模的表面增强拉曼峰强度随温度变化的情形。
The surface enhanced Raman (SER) intensities of the modes corresponding to the various portions of the benzoate molecule in the silver Sol are studied as a function of temperature.
将聚苯胺等一类聚合物简化成一维复式线性链，讨论了这一类聚合物仅含一个点缺陷时的振动模。
A kind of polymer is simplified to be an one-dimensional compound chain, the localized vibration modes caused by one defect in this kind of polymer are discussed.
主要研究了一维单原子链中间隙式杂质引起的晶格振动图像，分析了杂质质量和恢复力系数对振动模的影响。
The picture of the lattice vibration mode for one-dimensional monatomic chain induced by an interstitial impurity is studied mainly.
综合比较了能产生理想的纯振动模式的特殊晶体的各项参数和性质，然后对镓酸锂和钛酸钡晶体的纯模方向进行了计算验证。
The qualities and parameters of the special piezoelectric crystals, which have specific directions were compared, and then the specific directions of LiGaO2 and BaTiO3 were calculated and proved.
结合振动沉模防渗墙技术，通过分层模型的振动台试验，研究了混合砂浆防渗料的分层性随振动模型的变化情况，揭示了混合砂浆防渗料的性能指标随振动模型的变化规律。
According to the technology of vibratory sink mold wall, layering characteristic of the preventing seepage material of the composite mortar is studied through the layering vibratory dais model test.
结合振动沉模防渗墙技术，通过分层模型的振动台试验，研究了混合砂浆防渗料的分层性随振动模型的变化情况，揭示了混合砂浆防渗料的性能指标随振动模型的变化规律。
With the technology of vibratory sink mold wall, the layering characteristic of the preventing seepage material of the composite mortar is studied by the layering vibratory dais model test.
上述工作组成了完整的风致结构振动的模化实验方法。
The job finished above represents a complete modelling method of windage structural vibration test.
利用光散射测量方法研究了短圆管挤出模头中聚合物熔体取向行为对螺杆轴向振动的响应。
The response of the polymer melt behavior of orientation for axial vibration of screw in short pipe extrusion die head was studied by the light scattering technology.
本文给出了一种研究圆柱正交异性扁薄球壳非线性轴对称自由振动的新的时间模方法。
A new time-mode approach to nonlinear axisymmetric free vibrations of cylindrically orthotropic thin shallow spherical shells is presented in this paper.
系统由超声波驱动器、换能器、变幅杆、拉丝模、拉伸机等组成，通过对黄铜丝的拉拔实验，考察了超声振动对拉拔力和丝的表面质量的影响。
Through a series of drawing experiments of brass wires, the effects of ultrasonic vibration on drawing force and surface quality of the wires were discussed.
由于分子的高激发振动态具有很强的模间非线性偶合以及能量的传递，传统的动力学方法似乎很难有效地用来研究其性质。
The system is considered as classical based on the fact that the highly excited vibration is of high energy and approaches the classical realm.
若采用自由边界条件，则模花样和振动频谱完全不同，这时只能分为低频支、中频支和高频支。
The vibrational modes and spectrum are very different if the free boundary condition is adopted, and the spectrum is divided into low, medium and high frequency branches.
完成上述工作，即构成了完整的风致振动的模化实验方法。
The finished job above represents a complete modelling method of windage structural vibration test.
本文针对非线性振动系统提出了一种模糊自适应滑模控制方案。
In this paper, an adaptive fuzzy sliding mode control scheme is proposed for nonlinear vibration systems.
振动力场的引入，有利于缩短充模时间，提高瞬态模腔压力。
Introduction of vibration force field is beneficial to shorten, filling time and increase transient cavity pressure.
研究结果表明：振动沉模现浇混凝土管桩技术是高等级公路软基加固中的高效、经济的新技术。
So the field pour concrete cased pile with vibrated steel tube mould technology is an effective and economical technology for soil improvement.
基于这两种控制律，采用准滑模控制方法对地震作用下建筑结构的振动控制问题进行了研究。
Therefore we propose new quasi-sliding mode control laws that can not only reduce seismological response but can also avoid undue chattering effect.
振动沉模防渗板墙技术是近几年引入水利工程中进行地基防渗加固的一种新技术。
In recent years, the vibration sinking mould cutoff panel wall is introduced to the hydro project, which is the new technology to strengthen the foundation anti-seepage.
根据羊龙潭水库地质条件，选用振动沉模防渗板墙来进行防渗加固。
The vibration and sinking-mould plank wall of seepage prevention is a new technique to mould continuous wall of seepage prevention underground by injecting slurry and sinking mould.
分析了支座激励与响应之间的关系，利用图模法推导出蜂窝纸板-质量系统的振动传递率公式。
The relationship between the base excitation and the system response was analyzed, the transmissibility equation of the honeycomb paperboard-mass system was formulated using graph model.
本文提出采用电磁阻尼器作为控制振动的执行器，选用数字PID控制器和变结构滑模控制器，使得控制系统具有更好的稳定性和方便性。
Electromagnetic damper as the actuator, using the digital PID control and sliding mode control of the vibration control system is presented in paper.
消失模铸造工艺影响干砂紧实的主要因素是振动加速度和负压度。
The main factors influencing sand compaction on EPC are vibration acceleration and negative pressure.
振动频率对回弹动弹模有一定影响，高振频使测定值有所下降。
Vibratory frequency has some effect on measured value of the unloaded dynamic elastic modulus. Higher vibratory frequency may decrease a little the value of the modulus.
振动频率对回弹动弹模有一定影响，高振频使测定值有所下降。
Vibratory frequency has some effect on measured value of the unloaded dynamic elastic modulus. Higher vibratory frequency may decrease a little the value of the modulus.
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