查询词典 vibrational

The calculations of harmonic vibrational frequencies with B3LYP/6-31Gtheoretically supported that o-dinitrosobenzene is the intermediate of "self-self"tautomeric rearrangement of benzofuroxan.

谐振动频率的B3LYP/6-31G计算还支持了邻二亚硝基苯为苯并氧化呋咱&自-自&互变重排反应的中间体。

It is the first time to give the formulae of non diagonal matrix elements of tensor operator s which can be employed to describe the ro vibrational interaction for linear tetratomic molecules.

利用Lie代数方法研究了四原子分子振转相互作用，在代数框架内首次给出四原子分子振转相互作用的张量算子非对角矩阵元的表达式，利用这些表达式对线型四原子分子HCCF振转相互作用的l doubling进行了计

The stretching vibrational frequencies of C-H and N-H bonds of the tetrazole rings are higher than those of substituents'.

环C-H或N-H键伸缩振动频率均较取代基相应的C-H和N-H伸缩振动频率高。

On the basis of investigation and study of a lot of literatures, we find that there are problems or some untouched regions in the research on vibrational and thermodynamical characters of nanomaterials.

通过大量文献调研，发现在纳米材料的振动特性以及热力学方面的研究领域还有很多不足，甚至可以说还有很多并未涉及到的地方。

The calculation of Fermi resonance energylevels of linear triatomic molecules is the unavoidable problem in the calculationof molecular vibrational energy levels.

线形分子Fermi共振能级计算是分子振动能级计算必然涉及的问题。

In this thesis, using the Majorana operatorof describing vibrational interactions and modifying it, we obtained the Fermioperator dealing with the 1:2 Fermi resonance, and calculated the Fermi resonanceenergy levels of linear triatomic molecules 〓,〓.

本文利用描写振动相互作用的Majorana算子，通过修正得到了处理1：2 Fermi共振的Fermi算子，并首次用来计算〓、〓等线形分子的Fermi共振能级。

Using the dynamicalsymmetry and considering the off-diagonal term of rovibrational interaction, weobtained firstly the expression of rotational energy levels similarly to thecommonly used term value equation in spectrum analysis. By using the formula,the rotational levels of different vibrational transition for linear triatomic molecules〓, HCN, OCS,〓 and its isotope species, which are on the electronic groundstate and the first electronic excited state, were analyzed. The obtained rotationalconstants accord with the ones from other calculation methods very well.

文章还利用动力学对称性并考虑到振转相互作用算符的非对角项，首次得到了类似于光谱分析计算中常用的项值方程的振动能级的表达式，并用其计算了〓、OCS、〓、HCN等线形分子在电子基态和第一电子激发态若干振动跃迁的转动能级，所得转动常数与其它计算方法所得值符合得相当好。

Using the Hamiltonian constructed above, in theMajorana operator describing the vibrational interactions, we separate in the matrixelements the local mode couplings from the Fermi couplings, in order toinvestigate the Fermi resonance for linear triatomic molecules solely.

利用上一章建立的Hamiltonian，将描写振动相互作用的Majorana算子中的Darling-Dennison耦合项与Fermi耦合项分开，从而可以单独研究线形分子的Fermi共振现象。

In carpet tufting process,the mechanical properties of tuft needles restrict the raising of the spindle′s speed and also influence the vibrational property of the entire mechanical system of a tufting machine.

地毯簇绒过程中簇绒针的力学和运动性能制约了主轴转速的提高，影响着整个机械系统的振动特性，而簇绒针的运动性能直接取决于传动机构的设计。

In carpet tufting process, the mechanical properties of tuft needles restrict the raising of the spindle's speed and also influence the vibrational property of the entire mechanical system of a tufting machine. However, the kinetic characteristic of the needles greatly depends on the mechanical design of the driving mechanism.

地毯簇绒过程中簇绒针的力学和运动性能制约了主轴转速的提高，影响着整个机械系统的振动特性，而簇绒针的运动性能直接取决于传动机构的设计。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。