平缓衰减区中的平均电子密度约为中性分子密度的十万分之一，并且可以覆盖较大范围。
The average electron density in linear attenuation zone is about 10 ~ (-5) of neutral particle density, and can overcast wider area.
在低阻区，高频电磁方法的结果一直是令人失望的，其原因是这种介质使信号严重衰减。
But in regions of lower resistivity HFEM results have been disappointing due to severe attenuation of source waves by the medium.
本文主要讨论潜在震源区地震参数的确定、地震动衰减规律的预测以及地震发生模式的选定。
In this paper, we mainly discuss the determination of specific parameters of potential sources, the prediction of attenuation laws of ground shock and the selection of occurrence model of earthquake.
分析适用于模糊区与近似清晰区的白噪声模糊函数中心主峰附近的指数衰减模型，推导了模型参数的数值计算公式。
An exponential attenuation model of main peak about white noise's ambiguity function is analyzed, and the numerical formula of the model is deduced.
鉴于截止波导衰减标准的计算精确度要求很高，本文的讨论重点放在截止区。
In view of the higher computation accuracy of the attenuation standard of cutoff waveguides, the discussion of this paper paid more attention to the cutoff region.
切向风速廓线上峰值区宽平，最大风速半径较大时，台风呈北折转向的异常路径，强度易于衰减。
The profile which has a wide region of peak value of tangential wind and a longer radius of maximum wind, corresponds with the northern-turn track and the attenuation of intensity.
滞止点下游壁射流区的浓度衰减随环境水深的增大而增大，随流速比的增大而减小。
The concentration decays of downstream wall jet zone will increase with the increasing water depths and decreasing velocity ratios.
本文利用山东省及其邻区14个地震的37条等震线拟合山东地区地震烈度衰减公式。
The formula of seismic intensity attenuation fitted by using 37 isoseismal lines of 14 earthquakes in Shandong and near area.
根据实测的气溶胶粒子谱对大气气溶胶在8—13微米窗区的衰减效应进行了计算，并和利用太阳光谱得到的某些实测结果进行了比较。
Attenuation by different kinds of aerosols has been calculated on the basis of size distribution measured in the real atmosphere and compared with the results measured by solar spectrum.
穿过此区的折射因低速而有延迟，又由于透射损失而有衰减。
Refractions which transit the zone will be delayed because of low velocity and attenuated because of transmission loss.
作为一次练习，估算了测控通信系统的工作频率、电波穿过“黑障”区的衰减常数；
As an example, the operation frequency of TT&C and data transmission(TTC&DT) and the attenuation constant of electromagnetic wave through the blackout zone are estimated.
中远区微差爆破振动叠加效应产生的主要因素是介质的衰减慢。 振动叠加强度与爆源结构特性、爆心距和间隔时间有关。
The intensity of vibration superposition is affected by the characteristics of explosion source , millisecond delay interval and distance between explosion source and measuring point.
微震监测和音频电透视结果证明，岩体破裂区和富集水区的存在加速了波的衰减。
Microseismic monitoring, together with the result of audio perspective drawing indicates that fractured and water-charged regions significantly accelerates seismic attenuation.
光功率的视频区可规定衰减和着色功能。
Optical power at video area can be set by attenuating and shading functions.
隧洞开挖以后围岩会出现损伤，并在洞周形成开挖损伤区，在损伤区范围内声波波速会出现衰减。
When the tunnel is excavated, the surrounding rock will be damaged and the damage zone will be formed around the profile where the acoustic velocity will weaken.
本发明涉及一种投影系统，用于产生感兴趣区的投影数据的衰减分量。
The invention relates to a projection system for producing attenuation components of projection data of a region of interest.
在叶栅下游，由于径向正压梯度的影响，低能气体沿尾流区向轮毂输运，引起下通道涡的迅速消散与衰减。
Due to the influence of radial positive pressure gradient, low-energy gas moves along trailing area to hub. That causes rapid dissipation and weakening of downstream passage vortex.
余洛的研究小组认为，假如此区块是一种与主要地核运动相抗衡的“漩涡”区，那么此区块的增长便可以解释现今磁偶极场的衰减现象了。
Hulot's team argues that the growth of these reversed patches, presumably eddies that are working against the primary motion of the core, can explain the current decline in the dipole field.
缓冲区可分为空间物体与邻近对象只呈单一距离关系的静态缓冲区和空间物体对邻近对象的影响度随距离变化而呈不同强度的扩散或衰减的动态缓冲区。
Static buffer is only a simple zone around the entity, but in dynamic buffer, the influence is changed alone with the distance between the entity and the around objects.
缓冲区可分为空间物体与邻近对象只呈单一距离关系的静态缓冲区和空间物体对邻近对象的影响度随距离变化而呈不同强度的扩散或衰减的动态缓冲区。
Static buffer is only a simple zone around the entity, but in dynamic buffer, the influence is changed alone with the distance between the entity and the around objects.
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