The radioactivity variationof the shallow part of Yellow River delta with the natural gamma ray spectrum logging from 16 Wells is studied.
通过16口浅层自然伽马能谱测井资料分析黄河三角洲浅层放射性的区域变化状况。
2
The variations of crystal thickness and refractive index will lead to a shift of synchronous Angle of Attenuated Total Reflection (ATR) spectrum, and then bring reflectance variation.
晶体厚度和折射率的变化导致衰减全反射(atr)谱的同步角发生移动，进而引起反射率的变化。
3
The laser fluorescence spectrumof cocoon, and sericin of the major Chinese silkworm breeds and the variation regions of the spectrum parameters are presented first in this paper.