The radio wave refraction correction for improving the accuracy of radio location in necessary.
因此要提高无线电定位的精度,就必须进行电波折射修正。
The radio wave refraction correction for improving the accuracy of GPS navigation and location is necessary.
因此要提高GPS的定位导航精度,就必须进行电波折射修正。
In this paper, the combined effect of wave refraction and diffraction, and the variation of longshore wave breaker height are considered.
文中还考虑了波浪折射、绕射的综合影响,以及沿岸波高不等引起的沿岸输沙率变化。
The refraction error is produced. The radio wave refraction correction for improving the accuracy of GPS navigation and location is necessary.
因此要提高GPS的定位导航精度,就必须进行电波折射误差修正。
Realtime correction method is mainly used in radio wave refraction error correction to improve radio instrumentation accuracy in engineering applications.
在实际工程应用中,为了提高雷达测量精度,电波折射误差的修正主要采用实时修正方法。
In combination with the result, the author points out that radio wave attenuations in roadway is mainly by wave refraction and reflection rather than wall absorption.
结合理论分析,指出无线电波在井巷中引起电波衰减的主要原因是波的折射与反射,而不是巷壁的吸收。
The fast two-step method of radio wave refraction correction is proposed in this paper. The simulation demonstrates the method meets the requirement of accuracy and speed in project entirely.
如何在确保实时计算速度基础上 ,又能提高其处理精度 ,正是文章构造出的快速折射修正二步方法所解决的课题。
This paper proposes a formula fitting method for realtime correction of radio wave refraction errors for fast determination of the refraction error and improvement of radio instrumentation accuracy.
本文给出了电波折射误差实时修正的公式拟合方法,该方法在实际应用中能够快速得到折射误差,从而提高了雷达测量精度。
Orogeny to the surrounding peaks and categorically separate, when weather, standing Gongga peak to peak to see the golden light refraction, the distance could see smoke rising wave.
造山运动把山峰与四周断然分开,每当风和日丽,站立山顶能看见贡嘎山顶折射的金光,能看见远处炊烟袅袅升起。
Refraction is the change in direction of a wave due to a change in its speed.
折射是一种改变波的方向,因为它改变了它的速度。
The refraction effect of light-wave when it propagates in atmosphere brings refraction error to optic radar's measurement.
由于大气对光波传播引起的折射效应,使得光学雷达测量中产生折射误差。
The surface wave is treated as interference wave in oil seismic prospecting, however, the Rayleigh wave, like the refraction and reflection waves, contains the information of underground medium.
在石油地震勘探中,面波一般是作为干扰波处理的,然而,瑞利面波也和折射波、反射波一样包含有地下介质的信息。
The shift method presented recently is a flume wave measurement method based on light refraction and Hilbert transform.
最近提出的偏移算法是一种基于光线折射和希尔伯特变换的水槽波浪测量方法。
The method can be applied in the shortest ray path tracing and the processing courses such as refraction wave static correction and can reduce the operating quantity and time.
将该方法应用于最短射线路径追踪和折射波静校正等资料处理的过程中,可以减少运算量和运算时间。
This paper describes the application of shallow seismic refraction wave method to the exploration of foundation for railway Bridges.
介绍了浅层地震折射波法在铁路桥基础勘查中的应用。
The used seismic data are prestack data:therefore, this method considers the energies of direct wave, refraction wave and multiple wave.
因所用资料是叠前资料,所以该方法考虑了直达波、折射波和多次波能量。
The model has high accuracy and can be used to study wave deformation, refraction, diffraction and reflection in deep water and shallow water.
该模型可用于研究深水和浅水地区波浪的浅水变形、折射、绕射和反射。
The study puts forward the precision difference solution to elastic wave equation, using staggered mesh random even rank, and formula for tilted contact surface's refraction blind zones.
研究提出了弹性波方程交错网格任意偶数阶精度差分解法及倾斜界面地表折射盲区计算公式。
The influence pattern of deep water channels upon wave propagation is studied by REF/DIF model, which combined refraction and diffraction effects together.
本研究是把折射和绕射的相关影响结合起来考虑的复合折射-绕射模型REF/DIF 模型应用于深水航道对波浪传播的影响规律的研究。
Radio wave bending is caused by atmospheric refraction, which leads to the distance measured by radio navigation system different from the truth.
大气折射效应会引起无线电传播路径发生弯曲,使得无线电导航定位系统中测量到的距离与真实值有一定的误差。
Hence, I advance a new method, relative static correction using refraction wave.
为此,本文提出一种折射波法相对静校正方法。
For the two-dimensional horizontal wave propagation problem, refraction and diffraction of waves must be taken into account.
对于平面二维波浪传播的问题,则需要考虑波浪的折射、绕射。
The radio wave propagation velocity is slowed and the ray producing bend but to the asymmetry of the atmospheric medium, the refraction error is produced.
由于空中大气介质的不均匀性使得电波传播速度减慢射线产生弯曲,从而产生折射误差。
When sound wave propagates in air whose temperature changes with altitude, refraction of air happens. Sound will move towards areas with lower temperatures.
当声波在温度随高度改变的空气中传播时,便会发生折射现象,声波会向著气温较低的地方走。
In this paper, the effects of critical electron density of plasma and the plasma frequency of electron on the refraction, absorption and reflection of the electromagnetic wave are studied.
着重研究了等离子体临界电子密度、电子等离子体频率等参数对电磁波的折射、吸收、反射的影响。
The refraction directions both the wave normal and the light ray can be calculated by the formulas above.
文章所得解析公式完全可以确定折射光的波法线和光线的方向。
The parabolic wave model is more reliable than the simple refraction model in bigger area with slowly -varying water depth.
对于港外大范围缓变地形水域,抛物型方程模型较传统的折射模型则更可靠。
Atmosphere absorbs the electromagnetic wave so that the radar detection distance be reduced, and the atmospheric unusual refraction changes the radar detection distance too.
大气环境对电磁波的吸收衰减作用使雷达的作用距离减小,大气异常折射现象使雷达的作用距离增大或减小。
The reflection and refraction of traveling wave are quite complicated at the sheath-crossing point of high voltage power cable, due to its remarkably noncontinuous surge impedance.
高压电缆的金属护套交叉互联导致行波在多个波阻抗不连续点产生了复杂的折反射行为,这对高压电缆线路的行波故障测距产生很大的影响。
From the Angle of wave motion optics, on the principle of Huyghens, explaining the light of refraction. Simplifying the picture of the light of refraction and then getting a simple drawing method.
从波动光学的角度,用惠更斯原理解释了光的折射现象,根据惠更斯原理所作的折射光线进行简化,得出较为简单的作图方法。
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