查询词典 relativistic

By introducing non-relativistic, adiabatic and quantum approximation to NLCMEs in the FBG with hyperbolic tangent apodization, and assuming the soliton as a particle with low velocity and invariant energy, the track equation of soliton is obtained.

利用双曲正切中间变迹光栅中的NLCME，引入非相对论-绝热-准量子近似法，将光栅孤子作为一个低速运动且能量守恒的整体进行分析，得到了孤子的轨迹方程。

In the relativistic σ-ω model, the influence of the parameters in self-interaction of σ meson to the equation of state of normal nuclear matter, especially, to incompressibility, effective mass, and coupling constants, is studied in detail. We find that these parameters have an intense relationship to the property of nuclear matter.

在相对论σ-ω模型里，详细讨论了σ介子的自相互作用参数对正常核物质物态方程的影响，特别是对核物质的不可压缩系数、有效质量，以及σ介子与核子、ω介子与核子之间的耦合常数的影响，发现这些参数与核物质的性质之间有紧密的联系。

The isoscalar giant monopole resonance for finite nuclei and the nuclear matter incompressibility are studied in a consistent relativistic approach, which achieves a great success in describing the properties of nuclear ground states.

采用近来在研究核基态中极为成功的相对论模型研究有限核的同位旋巨单极共振，从而给出核物质的不可压缩性系数。

Taking into account the ions relativistic effect, the expression of atomic ionization energy of electronic state of the second and first shell is given using shielding method.

考虑到离子的相对论效应，依据屏蔽方法，给出了原子第2、1壳层电子电离能的一种表达式。

Based on the phase measurement principle of RF signals,the method of S-band relativistic klystron amplifier phase measurement was put forward.

基于高频信号相位测量原理，提出了S波段相对论速调管放大器相位测量的方法。

Base on these, we find out some different characteristics of Relativistic Klystron Amplifier, the current modulation will be enhanced by its own pace potential voltage.

通过理论分析揭示了相对论速调管的一个新的特性，即它会在自身产生的空间电荷场作用下，能够进一步增强自身的电流调制。

Further more,the practicability of this method is proved by computing relativistic klystron amplifier in 2D cylindrical coordinate system as an example.

在对许多实际器件(如各类微波管振荡器和放大器)的模拟中，激励源的适当引入是至关重要的，因为源所激励起的电磁场是否符合实际情况直接

The key involves the relativistic effect of time, Krauss explains.

克劳斯解释说，关键在于时间的相对性所产生的影响。

By means of the Runge -Lenz s vector the problems of the planets motion around the sun are solved in classical and relativistic cases.

本文讨论了Runge－Lenz矢量的性质，并利用它求解经典情况下和狭义相对论情况下的行星绕日问题。

In addition, extensions of DFT to the time dependent case and relativistic limit are also active topics.

除了交换相关近似的发展，近年来密度泛函理论向含时理论、相对论等方面的扩展也很活跃。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。