radioactive tachometer

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。