1) transmission γ ray coal ore dressing
透射γ射线选煤
3) γ ray transmission method
γ射线透射法
1.
Experimental study of determining grease stain in petroleum pipelines by γ ray transmission method;
γ射线透射法检测输油管道油垢的标定实验研究
2.
The study on decay of γ ray through some crude oil of different density in Karamay oil-field is carried out by γ ray transmission method.
用γ射线透射法研究了克拉玛依油田的几种不同密度的原油对γ射线的衰减,测量了管道内几种原油的厚度响应曲线。
3.
The Study of simulated experiment on decay of γ ray in petroleum pipeline of different thickness of pipeline wall is carried out with γ ray transmission method.
用γ射线透射法进行了不同壁厚的输油管对γ射线衰减的模拟实验研究。
4) low energy γ rays transmission method
γ射线穿透方法
5) double γ-ray means
双γ射线穿透法
6) penetron
['penətrɔn]
γ-射线穿透仪
补充资料：FB-2300F型γ射线微机工业密度计
FB-2300F型γ射线微机工业密度计
FB一2300F型7射线微机工业密度计
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条