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HIGH ENERGY GAMMA RAY SOURCE 射线密度传感器
Other forms of radiant energy familiar to us are radio waves, infrared rays, ultra-violet rays,X rays,and gamma rays. 我们熟悉的另外一些形式的辐射能是电磁波，红外线、紫外线、X射线和伽玛射线。
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。
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
It radiates more energy, in fact, in gamma rays than our sun does in all forms of light. 但费尔米观测到了它，这是第一个发现的只有伽马脉冲的脉冲星。
Other forms of radiant energy familiar to us are radio waves,infrared rays,ultra-violet rays,X rays,and gamma rays. 我们熟悉的另外一些形式的辐射能是电磁波，红外线、紫外线、X射线和伽玛射线。
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。
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。
One signature of positron-electron annihilation is gamma rays carrying 511 thousand electron-volts (keV) of energy. 电子-正电子湮灭的一个信号就是携带511keV能量的伽玛射线。
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;
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。
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。
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 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。
Soon the unfiltered gamma rays melted the iceberg and GWAR was free. 很快未过滤的伽马射线熔化了冰山并且GWAR 是自由的。
This burst had a 135 second long, broad peak of emission in gamma rays. 这一爆发具有一个长达135秒的伽马射线峰值。
The act or process of destroying most microorganisms in certain foods, such as fish or clam meat, by irradiating them with gamma rays or other radiation to prevent spoilage. 射线杀菌法破坏某种食品，如鱼或蚌肉内的大部分微生物的行为或过程，通过γ射线或其它放射线辐射的防止变质
The bone mineral density(BMD) and Z score in distal 1/3 radius were measured with dual energy X ray absorptiometry(DEXA) in 185 hemodialysis(HD) patients, meanwhile serum parathyroid hormone(PTH), alkaline phosphatase(ALP) and hand X rays were detected. 采用双能X线骨密度测定法检测 185例慢性肾衰血透患者的桡骨骨密度 (BMD) ,计算其Z值 ,同时检测其血清甲状旁腺素 (PTH) ,碱性磷酸酶 (ALP)和指骨X照片。