In order to execute reliable quantitative analysis of elements in a sample, a reasonable selection of the proportional counter, the radioactive source, and a proper geometry between them are very important.
正比计数管可广泛地用于Ｘ射线的能谱测量。
A KX 50 butane flow proportional counter is described and its plateau characteristic is determined.
实验证明用丁烷作为流气式正比计数管的工作气体是可行的。
A flowing gas proportional counter (FGPC) as the detector for astronomical observation in soft X-ray (0.
5keV)正比计数管探测器进行了系统地标定 。
This paper studies on the convolution integral which is often used in time domain analysis through equivalent transforming proportional counter tube to current source,and analyzes output voltage of network containing proportional counter tube.
研究了将正比计数管等效为电流源后,应用时域分析中常用的卷积积分的方法,分析含正比计数管的网络的输出电压。
In order to study the distribution characteristics of secondary electrons,proportional counter tube is used to detect secondary electrons distribution emitted by excitation of single primary electron under various gas components and pressure.
为了研究次级电子的分布规律，用充有各种不同组分和压力的气体的正比计数管探测单个初始电子及由此引起的次级电子数目的分布情况，其结果显示了次级电子脉冲分布不是一个简单的指数分布，在Ｅ／Ｐ值较低时有利于探测效果，是一个Ｆｕｒｙ分布；在Ｅ／Ｐ值较高时存在一个峰值，正比计数管工作电压越高，次级电子数目越多；气体分子的瞬时电离几率与次级电子数目和二次光电效应等因素有关。
position sensitive proportional counter
位置灵敏正比计数管
boron trifluoride proportional counter
三氟化硼正比计数管
exo-electron proportional counter
外逸电子正比计数器
low voltage He filled proportional counter
低压充填氦正比计数器
gas proportional scintillation counter
气体正比闪烁计数器
Proportional Counter Used as the Monitor of BESⅢ Drift Chamber;
正比计数器作BESⅢ漂移室性能监控
real-to-random ratio
真实计数与偶然计数比
An amplifier circuit designed for 2πmulti-wire proportional counter and the performance of the detector test
一种用于2π多丝正比计数器的放大电路设计及性能测试
SIMULATION OF TWO METHODS FOR REGULATING THE DILUTION RATIO IN THE TUBULAR CRACKING FURNACE WITH THE ORTHOGONAL DESIGN METHOD
管式裂解炉2种稀释比调节方法的正交数值模拟
The ratio is about right, and we avoid having to calculate square roots and we avoid decimals.
比例大致是正确的，而我们却避免了方根和小数的计算。
Comparison between Modeling Method and Parameter-estimation Method in Tropospheric Delay Correction of GPS Precise Point Positioning
GPS精密单点定位中对流层延迟模型改正法与参数估计法的比较
Full Energy Photo Electron Ppeak Position of Monitored Proportional Counter in BESⅢ Drift Chamber Searched Automatically
BESⅢ漂移室监控正比计数器全能光电峰位的自动寻峰
Reasonable computation and processing can be used as an effective index of the quantified management in accompanying delivery.
公平、公正、合理的统计数据作为陪伴助产量化管理的一项有效指标。
Restraint System Analysis and Design for a Car Basic on Occupant Energy Management
基于能量管理技术的某轿车正面碰撞约束系统参数设计
Optimal design of technological parameters for hot-pushing pipe-bending based on virtual orthogonal experiment
基于虚拟正交试验的热推弯管工艺参数优化设计
A Design of Tow-transistor Forward Converter Based on SABER Simulator
基于sABER仿真器的双管正激参数及控制环路的设计
dekatron scaling unit
十进计数管标数部件
Design Period Adjustment
设计年限之校正系数