This result indicates that within the fixed time a ratio of measu red time for radioactive sample to background equals the ratio of square root of radioactive count for radioactive sample to background.
分析了影响伽马能谱测量精度的各种因素 ,提出了放射性测量最佳条件的选取原则 ,讨论了放射性计数的统计误差 。
The value of pressure-radio activity curve in radionuclide imaging in diagnosis of gastroesophageal reflux
压力-放射性计数曲线在核素显像诊断胃食管返流中的价值
low level whole body counter
低强度全身放射性污染计数器
whole body counter
测定全身放射性同位素的计数器
The Geiger counter registered a high concentration of radioactive particles.
盖革计数器示出放射性粒子的高浓度。
absorption type radioactive transmission gauge
吸收式放射性透射量计
Gamma radioimmunoassay counter
GB/T10255-1996γ放射免疫计数器
gas discharging radiation counter tube
气体放电辐射计数管
multi-detector stretcher whole-body counter
多探测器展宽器全身放射性污染计数器
MEASUREMENT OF TOTAL BATA ACTIVITY IN WATER WITH LIQUID-SCINTILLATION COUNTER
用液体闪烁计数法测定水中总β放射性
Discussion on Radioactive Detecting System of Steel Scrap Spectrometer Precision at JISCO
酒钢废钢放射性检测系统中计数精度的探讨
environmental radiological monitoring data
环境放射性监测数据
plutonium radioactive ionization manometer
钚放射性电离压力计
radioisotope densimeter
放射性同位素密度计
radiological safety analysis computer
放射安全性分析计算机
A radioactive isotope of thorium with mass number228.
射钍钍的放射性同位,质量数为
radioisotope transmission gauge
放射性同位素透射测量计
transmission type radioisotope gauge
透射式放射性同位素测量计
This method provides a potential tool to evaluate incloud lightning discharge parameters from lightning bipolar radiation fields.
这一方法具有估计云闪双极性大脉冲辐射过程的放电参数的潜力。
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