查询词典 drift aimlessly

Theresults show that in wave filed the transport and diffusion of contaminants isanisotropic, apart from being effected by drift velocity.

建立了基于有限元方法的对流扩散数学模型，对理论推导的结果进行了验证。

The lifetime of electrons, the drift velocity and diffusion are simulated and investigated, with the help of Garfield.

1引言TpC(Time projeetion Chamber，时间投影室)的结构和原理是由D.R。

It is shown that the electron drift velocity decreases rapidly and the drain current decreases linearly when increasing gate length.

随着栅长尺寸的增加，栅下沟道的电子漂移速度减小，而且漏电流呈线性递减。

Drift velocity decreases with increasing lattice temperature due to the increased total scattering rate for the applied electric fields considered.

随着晶格温度的升高，漂移速度下降，这是由总散射率增加造成的。

Especially, the ionospheric electric field in Hainan was studied according to the ionospheric plasma drift velocity by removing the neutral wind effect.

特别是采用扣除中性风的方法，研究了海南地区电场的变化特性，并对海南地区的漂移变化因素进行了分析。

An important feature of the velocity-field characteristics is a differential negative resistance effect in steady state electron drift velocity.

在平均漂移速度-电场特性中发现了微分负阻效应。

This subject is experimentally and theoretically studied in the paper and the limit-ing conditions of distribution parameter and drift velocity for upward two-phase flow are proposed.

1引言空泡率代表着两相流动的相分布情况，是决定两相流内部结构的基本参数。

It has shown that the drift velocity is relatively more intense near the wall which greatly affects the turbulent suspension and transportation diffusion of the sediment.

通过数值模拟和理论分析说明了相间漂移速度在靠近床面的区域内相对较为显著，这对于泥沙的湍流悬浮和输移扩散有较大的影响。

And at the beginning of the scintillation, the plasma has a large vertical velocity, which can also cause the uncertainty of the zonal drift velocity.

另外，在闪烁刚发生时，不规则体纬向速度起伏较大，这可能与不规则体的随机起伏以及等离子体泡产生时垂直速度较大有关。

And the drift velocity and the average energy of electron in air are computed. The results obtained in this work will be of great importance to the research of discharges in atmosphere including dielectric barrier discharge at atmospheric pressure.

通过模拟在大气常温下O_2、N_2及O_2／N_2的直流放电过程，所得结果对进一步了解大气常温下直流放电动力学的机理具有重要意义，对大气常温下介质阻挡放电研究也具有一定的参考价值。

Aquatic or marsh-growing fern allies; known to have existed since the Cenozoic; sometimes included in Lycopodiales.

生活于水中或湿地的蕨类；从新生代生存至今；有时归于石松目之中。

The engine was uprated from a 90hp Franklin to a 125hp Lycoming.

改良过的引擎是从90hp到125hp莱康明富兰克林。