Its linear F-N curve shows the electron emission was field emission.
曲线呈线性关系证明电子发射确为场致发射。
2
The developed method was applied to one oil and gas storage area. Individual risk contour and social risk F-N curve were established by the developed calculating software.
通过分析计算,给出了该区域的个人风险等值线分布图和社会风险(F-N)曲线。
3
First you make the shape for the letter "f", then the shape for the letter "u", and then the shape for the letter "n".