位移响应功率谱表明响应的共振分量是显著的，对某些节点甚至比背景分量更加重要。
The spectra of displacement response indicate that the resonant component of the response is significant, and even more so than the background component for some nodes.
并应用有限元法对变幅杆进行了模态分析，得到了共振频率和位移节点等重要参数。
Normal modes in the pole and important characteristic parameters such as resonance frequency and position of the displacement node are obtained using the finite element method.
确定出其理论共振长度、小端直径、位移节点、放大系数、形状因数等参数。
Then theoretical resonance length, small end diameter, displacement node, magnification factor, shape factor and other parameters of the amplitude amplifier pole could be determined.
本文通过实例说明冲击隔离的计算与橡胶冲击隔离器的设计方法，在满足冲击隔离的条件下，为了避开共振，以免设备产生过大的位移振幅，对隔离系统的固有频率进行了计算。
To meet the needs of shock isolation the natural frequencies of the system are evaluated so as to avoid resonance and get rid of excessively large displacement amplitude of the system.
为了掌握采煤机截齿工作时应力、位移的分布情况，避免共振现象的发生，对它进行模态分析和动态设计具有重要意义。
To grasp the stress and displacement distribution of the cutter, to avoid the happening of sympathetic vibration, carrying out modality analysis and dynamic design to the cutter are very important.
由系统振动位移响应公式得出，当摩擦力变化频率与系统固有振动频率非常接近时就会出现共振。
When friction changing frequency is very close to natural frequency, there will be resonance from the vibration displacement response formula.
在此基础上得到了空载时扭转振动的频率方程、共振频率表达式及角位移放大系数表达式。
Based on the equivalent circuit, the resonance frequency equation, the expression of resonance frequency and the angular displacement amplitude magnification are obtained.
目的通过对包甲素类似物nmr谱的分析，考察其结构差别对共振信号化学位移的影响。
Objective By analyzing the NMR spectra of analogs of Baogongteng a, tropane alkaloids, the effects of structural variations on chemical shifts of resonance signals were investigated.
共振增强的透射光束的位移在光开关及光耦合器中具有潜在的应用。
These resonance-enhanced shifts of the transmitted light beam may lead to potential applications in the optical devices, such as optical switch and optical coupler.
对所有共振谱线进行了全面归属，并讨论了不同取代基和环内不同杂原子对化学位移值的影响。
All of the resonance lines were fully assigned and the effects of substituents and heteroatoms in ring on chemical shifts were discussed.
测定了12个标题化合物的核磁共振谱，报道了它们的1h和13C化学位移以及定量分析数据。
NMR spectra of 12 titled compounds are determined. The chemical shifts of 1h and 13c and the data of quantitative analysis are reported.
脊椎；化学位移成像；同相位；反相位；磁共振成像；信号强度。
Magnetic resonance imaging; in phase; Opposed phase; Signal intensity; VertebraL; Chemical shift.
我们将在核磁共振实验中量测与温度有关的谱线、奈特位移及自旋晶格松弛率。
We will perform NMR experiments by measuring temperature-dependent line shape, Knight shift, as well as spin-lattice relaxation rate on each individual sample.
尽管接近于共振时，反射率比较小，但是和平面平行薄膜相比，楔形薄膜所产生的大的负gH位移更容易探测。
Although the reflectivity is small near the condition of resonance, the large negative gh shifts can be more easily detected in comparison with the shift from a plane-parallel film in vacuum.
推导出了描述油管柱振动规律的波动方程、固有频率方程、油管柱振动位移方程等数学模型。研究了引起油管柱产生共振的激励频率与油管柱固有频率的关系等。
From which the mathematical models like wave equation, natural frequency equation and tubing string vibration displacement equation used to describe the tubing string vibration laws have been educed.
金属膜上发生的分子键合或膜上的分子构型变化导致共振角发生位移。
A molecular binding event taking place on or near the metal film, or a conformational change in the molecules bound to the film causes a shift in the resonance Angle.
在非共振点处，对称结构中的反射光束具有与透射光束相同的古斯汉欣位移。
It is also shown that the Goos-Hnchen shift of the reflected light beam is the same as that of the transmitted one in the symmetric structure, when the resonance does not occur.
与二磷烯比较，分析了它们在核磁共振磷谱中化学位移的变化。
Their changes in 31 P NMR chemical shift compared with diphosphene compounds are analyzed.
指出，共振核—CF 2—的化学位移不仅受第一、二邻位基团的影响，也受第三邻位的影响。
These results indicated that the chemical shifts of central -cf2 - group are not only affected by the first and the second neighboring groups, but also by the third neighboring group.
指出，共振核—CF 2—的化学位移不仅受第一、二邻位基团的影响，也受第三邻位的影响。
These results indicated that the chemical shifts of central -cf2 - group are not only affected by the first and the second neighboring groups, but also by the third neighboring group.
应用推荐