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- HIGH ENERGY GAMMA RAY SOURCE 射线密度传感器
- Methods: Body composition was measured with dual energy X ray absorptiometry(DXA). 方法 : 采用双能 X线吸收测量法 ( dual- energy X- ray absorptionmetry,DXA)测量全身及各部位的体成分。
- Objective:To find the clinical significance and value by using Dual Energy X ray Absorptionmetry (DEXA)as a quantitative measure of callus. 目的:应用双能X线骨密度测定仪(DEXA)观察骨折愈合过程中骨痂的骨密度变化,说明临床测定骨折愈合程度的方法。
- At the point of collision they may release a giant Gamma Ray Burst. 在它们碰撞的那一刻将释放出一个强大的伽玛射线爆发。
- CGR system is used to measure gamma ray intensity of core. 岩心伽马测量系统(CGR系统)是一种用于对钻井取心进行连续伽马射线总强度测量的专用测量系统。
- Objective To measure the periprosthetic bone mineral density (BMD) after uncemented hip arthroplasty by applying the upgraded Dual energy X ray absorptiometry (DEXA) method. 目的 改良双能X线吸收法 (dual-energyX -rayabsorptiometry ,DEXA)并应用于临床研究。
- Objective:To measure directly the distribution of body composition and assess the correlation between body fat distribution and age,sex by dual energy X ray absorptiometry(DXA). 目的：应用双能X射线吸收法（DXA）直接测量评定体成分的分布及其与年龄、性别的关系。
- The BMD of mandibular angle and coxofemoral region (femoral neck, trochanter, and wards triangle) of all subjects were measured by dual energy X ray absorptiometry(DXA). 采用双能X线吸收法,测量全部研究对象右侧髋部与左侧下颌角的骨密度;
- Methods\ Persons were measured both hip and lumber vertebra sites by dual energy X ray absorptiometry and comparing sensitivity analysis of hip and lumber vertebra bone density. 方法采用双能X线骨密度测量仪对同一患者进行髋部及腰部骨密度测量,分析比较不同部位测量数据对骨质疏松症诊断的敏感性。
- The BMD was measured by Dual Energy X-Ray Absorptiometry(DEXA). 采用双能X线骨密度仪(Dual Energy X-Ray Absorptiometry,DEXA)测量离体股骨头主要承重区BMD值;
- Because of the use of high energy neutron and gamma ray with strong penetrability,it is able to detect signals of the active Oxygen moving with water flow through tubing,casing even cement annulus. 它利用具有强穿透能力的高能快中子和伽马射线,可穿过油管、套管甚至水泥环测得随水流动的活化氧伽马信号,通过解析测得的伽马时间谱来计算相应的水流速度,并在已知流动截面面积时进一步算出水流量。
- This paper describes a software system of the core gamma ray spectrum logging system that based on MS windows (CGRS). 文章介绍一种基于Windows环境的用于岩心伽马能谱连续测量系统（CGRS）软件的功能及组成结构。
- METHODS By XR 36 dual energy X ray absorptiometry (DEXA) and other methods, the length,diameter, surface area, weight, bone mineral density and mineral content of femur and tibia were measured. 方法 采用 XR- 36双能 X射线骨密度测定等方法检测骨长、骨直径、骨面积和骨质量 ;以及骨矿含量等指标 .
- The gamma ray spectrums provide the PIPA equipment with baseline data for analysis. 伽马射线光谱向PIPA设备提供最基本的分析数据。
- Nuclear disintegration or transformation caused by absorption of high-energy radiation, as of gamma rays. 光致分裂由吸收高能量辐射、如射线而引起的核分裂或核转换
- Method Bone mineral densities(BMD) of whole body and regional sections were measured by dual energy X- ray absorptiometry(DEXA) in 39 aged patients with COPD and 19 control subejects. 方法应用双能量 X线吸光测定法，测定男性 COPD组 39例和对照组 19例全身及局部的骨矿物质含量，同时测定两组患者营养状态，血清钙、磷、碱性磷酸酶、肺功能。
- This paper briefly introduces the technology of LWD, gamma ray logging tool while drilling in detail, and den... 本文对随钻测井技术作一般介绍,针对我所的专业技术特长,对随钻自然伽马测井仪的性能特点作详细介绍,也介绍了随钻密度。
- Methods BMD and hip axis length (HAL) of proximal femur were measured by dual energy X?ray absorptiometry (DXA) in 33 aged (>60 years old) hip fracture women and 103 healthy aged women. 方法用双能X线吸收法测量33例髋部骨折及103例健康老年妇女的股骨颈骨密度（BMD）和髋轴长度（HAL），进行组间比较。
- And create a massive ammount of X-ray and Gamma rays. 然后产生大量的射线和伽玛射线。
- The purpose of the High-Energy Transient Explorer (HETE) mission is to study gamma ray bursts. 高能瞬变爆发探测器（High-EnergyTransientExplorer，HETE）任务的目的是研究珈玛射线的爆发。
