查询词典 velocity

Results show that time delay of 2000 ns can occur in an apodized FBG with length of 50 meters and corresponding average velocity is

对孤子时延进行的数值仿真表明， 50 m的变迹光栅中可产生2000 ns的时延，平均速度仅相当于均匀光纤中的0.1倍。

The average propagation velocity of the laser-induced shock wave in stainless steel was 5.72×10^3m/s.

激光冲击波在不锈钢材料中的平均传播速度为5.72×10^3m/s，与声波纵波的传播速度一致。

Combing with experiment,this thesis analizes the relationship of facet average velocity and flushing performance.

本文还用试验的方法研究了冲水量与冲洗噪声和冲洗性能的关系。

The average velocity obtained by SAC method and frequency wave-number method is almost the same.

方法精度与目前国际同类研究——表面波谱分析方法的精度基本相当。

The Maglev train is a special transportation system. Its velocity is between railway and avigation. It has the advantage of no pollution, placidity, rapidity and comfort, comparing with traditional vehicle. Therefore, it is potential modern transportation vehicle in the future.

磁悬浮列车是介于常规轮轨铁路和航空之间的一种独特的地面运输系统，用传统的交通工具相比，具有对周围环境无污染，运行平稳，舒适快捷的有点，因此是未来一种极具发展潜力的现代化交通工具。

By one dimension LDV, the distribution of axial velocity in the swirling field given was measured.

采用一维多普勒激光测速仪，测量了旋流流场的轴向速度分布，根据LDV测量值，建立了描述所给旋流场的数学模型。

The velocity distribution of the numerical simulation and the theoretical equations calculation are compared on the condition of axial symmetry.

结果表明，在轴对称条件下，对数模、理论计算的速度分布进行对比分析，证实了旋涡流场不仅是径向的函数，而且还是轴向的函数。

This paper describes the basic principle of velocity pursuit guidance law and body pursuit guidance law of trajectory correction projectiles , researches the terminal correction trajectory and miss distance under pursuit guidance laws by 6—DOF trajectory simulation program, researches the orbit of laser detector ray axis and ground projection area of laser detector spatial viewpoint.

文中对速度追踪制导律和弹体追踪制导律的工作原理进行了研究，利用六自由度弹道仿真程序对弹道修正弹两种追踪方式下的末段修正弹道和脱靶量进行了对比计算，研究了两种追踪方式下激光探测器光轴的轨迹及激光探测器空间视场在地面投影区域的变化；弹体追踪方式命中精度虽然较低，但由于工程实现简单、成本低，仍有其工程使用价值。

Applying the law of conservation of mass,movement theorem of steady flow , and applying the mathematical method of stream function with the consideration of the axis symmetry,the three components of velocity quantum of the flow are deduced in detail.

本文详细阐述了旋风分离器内流动在球坐标系中的数学表述和结果，应用质量守恒定律和定常流动的运动定律，在轴对称的考虑下，用流函数方法详尽推导了流动的三个速度分量。

Therefore, with variations of spatial orientation of the symmetry axis and the surveying line azimuth, patterns of body_wave velocity show variety, and have some symmetries, gradual changes and repetitions.

因此，随着TI对称轴取向的空间变化和测线方位的变化，体波速度图案呈现多样性变化，并具有一定的对称性、渐变和重复性。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷