英德
有道
百度
谷歌
图片
维基
百科
无限衰减
infinite attenuation
- 在无限和真空的空间中，地磁场在强度上随距离3次方而衰减。
In a infinite and empty space the geomagnetic field falls off in strength with the third power of distance. - 本文在线性粘弹性模型框架内研究了一定边界条件下无限长粘弹性圆柱管中轴对称波的传播和衰减。
Axisymmetric wave propagation and attenuation along viscoelastic cylindrical tube for a given boundary are investigated within the framework of linear viscoelasticity. - 标准上给出的归一化场地衰减（NSA）理论值的计算是基于发射和接收偶极子天线无限细这个假设得出的。
The theoretical NSA values given by the standards are grounded on the assumption that transmit and receive antennas are infinitesimal dipole antennas which is inappropriate to measurements.
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