本文用FE3C 8500程序计算了渗碳体的结构振幅,据此,说明了渗碳体的结构消光条件。
The structure amplitudes of Fe_3C are calculated by using the program FE3C8500, then the condition of structure extinction is introduced in this paper.
尽管涡振是一种限幅振动,但由于其发生风速较低,振幅相对较大,会影响结构的强度和疲劳,因此大跨度拱桥的涡振响应研究具有重要的意义。
Vortex-induced vibration is limited amplitude response, but it occurs at low wind speed with relative large amplitude, which will affect the strength and fatigue resistance of the structure.
弹性波振幅在岩石中的衰减程度受其温压、所含流体性质、流体饱和度、岩石组分、结构等因素的影响。
Attenuation of elastic wave amplitude in rock is affected by its temperature and pressure, filled fluid properties, fluid saturation, rock composition and structure, etc.
通过小振幅振荡剪切试验,对经历预剪切的非牛顿原油在静置条件下的结构恢复性进行了研究。
The experiment of static structural recovery on pre-sheared non-Newtonian crude oil has been performed by small amplitude oscillatory shear.
我有时听到有人说“嗯,让我们加大动画振幅,看看在屏幕上我们能否破坏结构”。 (当然,这也太荒谬了!!!
Sometimes I've been known to say "well let's increase the amplitude of the animation and see if we get the structure to break on the screen". (Of course, this is ridiculous! ! !
最后,给定结构的损害取决于震动的振幅和持续时间。
Finally, the damage to a given structure will depend both on the amplitude of the shaking and its duration.
在高的结构刚度值条件下,其第一高阶振型为跳跃式,有较大的固有频率值,振幅比也大。
Under the condition of high construction rigidity, its first high order type of vibration was of skipping type which had relatively high inherent frequency, and rather big amplitude.
该方法把结构振动的微分方程转化为振幅与频率的代数方程,并给出了流体力系数的经验公式。
The method transfers the structural vibration differential equations into algebraic equations and the empirical formulae about fluid force coefficients is put forward.
空气弹簧的阻尼特性与空气弹簧本身结构有关,同时还受外界激扰频率及振幅的影响。
The damping characteristic is relevant with the air spring structure and is influenced by external excitation frequency and amplitude.
本文对自制共振搅拌反应器的原理、结构、振动频率和振幅进行了分析。
The principle, structure, vibration frequency and amplitude of the resonance stirring reactor are discussed.
在参考前人资料的基础上,总结了在横切河道的地震剖面上河道砂岩体的反射形态、结构及振幅变化。
Based on previous data, this paper sums up the reflection texture and the variety of amplitude of the river sandstone body in a dip seismic section.
这充分说明,振幅的变化对结构本身气动性能的影响是不容忽视的。
This state that the amplitude affect on aerodynamic performance of the structure cannot be neglected.
本发明提供了一种结构,其中振幅调制模式和频率调制模式被切换。
The present invention provides a structure in which an amplitude-modulation mode and a frequency-modulation mode are switched.
并以椭圆芯单模阶跃光纤为特例,讨论了光纤结构参数、孤立波振幅对偏振色散和孤立波宽度的影响。
Fiber configurations and effects of the soliton amplitude on polarization dispersion and soliton wave-width are discussed.
小振幅剪切振荡粘弹性参数,可反映不同状态下原油的流变结构特点。
The crude oil rheological structure at different states can be described with the viscoelastic parameters of shear oscillation.
缆索结构系统在外部激励作用下将产生低频谐振,会导致大的振幅而可能有破坏性事故发生,故需要一种有效的方法控制这种振动。
Large amplitudes of cables can be induced by low order frequency harmonic oscillations. Then, some destructive accidents will happen, and some efficient control methods will be needed.
与强迫振动试验相比,环境振动试验比较简单、方便,所确定出的小振幅水平下的木塔结构动力特性具有足够的精度。
Compared with forced vibration tests, the ambient vibration test is more convenient and it has enough accuracy for the small amplitude response characteristics.
率很高,太阳风能量投入是显而易见的大振幅的等离子体波和大型磁结构的磁强计测量了整个遭遇。
The high rate of solar wind energy input was evident in the great amplitude of the plasma waves and the large magnetic structures measured by the Magnetometer throughout the encounter.
通过格栅以一定振幅不同频率的往复运动,在水体中造成均匀的紊动场,来研究紊动对细泥沙浆液絮凝结构的影响。
A uniform turbulence field with different intensities is generated in the body of water and is used to study the effect of turbulence on the rheo-logical behavior of the slurry.
OSAHS患者鼾声的时域曲线表现为多个振幅、间隔不规则的复合波,频域曲线中无明显的基频一谐波结构。
The snoring spectrum of patients with simple snoring showed distinct fundamental - harmonic structures which were not clear in patients with OSAHS.
分析了该技术测量样品纵深结构时图像的形成机理,结果表明它相当于一复振幅线性平移不变系统,从而可用相干传递函数描述系统性能。
It has been proved that the OCT system behaves as a linear shift invariance system and can be described precisely by a coherent transfer function (CTF).
发现了由于V形微探针的结构特点而引起的点衍射干涉现象,并据此构成了一种基于点衍射干涉的微探针振幅测量的干涉光探针,这种干涉光探针在国内外至今未见相同的报导。
The cantilever itself can be used as a point diffraction interferometer element, and a new optical interference probe based on this is set up to measure the deflection or amplitude of the cantilever.
发现了由于V形微探针的结构特点而引起的点衍射干涉现象,并据此构成了一种基于点衍射干涉的微探针振幅测量的干涉光探针,这种干涉光探针在国内外至今未见相同的报导。
The cantilever itself can be used as a point diffraction interferometer element, and a new optical interference probe based on this is set up to measure the deflection or amplitude of the cantilever.
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