The theory value of the imaging distances is about 12 attenuation lengths in ordinary water.
2
以波的电矢量为例，具体讨论了衰减电磁波的振幅、波长、位相以及衰减波的衰减长度。
For the electric vector of electromagnetic wave. we discussed its amplitude, wavelength, phase, and attenuation length.
3
本文报道了塑料闪烁体的技术光衰减长度的测量原理、方法和测量装置，并对影响此参数的因素进行了讨论；
This paper describes the principle, method and apparatus for measurement of technical light attenuation length of plastic scintillators. The factors that influences this parameter are discussed.
点击反馈