The emanation scintillation method to determine the radon content is the principal way. 射气闪烁法是测氧的主要方法。
We discuss the principle of information electronic magnetic emanation and information eavesdropping using the method of signal theory and frequency domain analysis, and point out the importance of information emanation and suppression. 用信号和频域分析方法研究了计算机视频信号辐射泄漏机理和窃收机理,指出了信息泄漏防护的重要性;
Nuclear techniques used for gold exploration mainly include X-ray fluorescence analysis, gamma-ray spectrometry, radon emanation method and neutron activation analysis, etc. 核技术用于金矿勘查的方法主要有X射线荧光法、γ能谱法、氡(射气)法、中子活化分析法等。