direct-relation telemeter

Research on the performance of thermal neutron proportional counters and the effect of one-dimension 3He position sensitive detector;

用于热中子探测的正比管性能研究

Based on Towsend s avalanche mode and some basic physical ideas,a unified formula for gas amplification working under proportional mode and limited proportional mode is deduced.

基于汤逊气体放大电子雪崩模型和一定的物理假设，导出描绘气体探测器中正比模式和有限正比模式的一个统一公式。

This paper presents the implementation of semi-static LTE uplink system level simulator,including some details on simulation procedure,and introduction of cell and user distribution,modulation and coding schemes, Round Robin and Proportional Fairness scheduling schemes and fractional power control.

本文阐述了以3GPP 规范为基础,一个 LTE 上行链路仿真平台的实现过程,包括仿真流程的描述, 小区和用户分布,调制和编码方案,轮询和正比公平调度算法及分组功率控制等系统级模块的介绍。

Results are that the absolute value of ～10 -10 g has been measured for elements of Ti and Cu in thin sample, the detection limit is about 1-10ppm order of magnitude for Cr in the substance of light base, and a well proportional relation exists between the counts of net integrated area and the concentration of Cr in the samples of homogenized solut.

其结果是 :对含Ti和Cu的薄样品 ,绝对检测量可达 10 - 10 g级 ;对轻基体样品 ,Cr的探测限可达 1— 10ppm ;并且在含Cr的均匀液体样品中Cr峰面积积分净计数与其含量有良好的正比关系 。