目的：分析高能X射线通过低密度的肺组织时，侧向电子失衡对肺部肿瘤放射治疗计划的影响。
Purpose To analyze the influence of lateral electron disequilibrium on the radiation treatment planning for lung cancer when using high energy X rays.
结果放射自显影结果表明模型组大鼠脑内银颗粒密度显著高于对照组，尤其是纹状体。
Results The density of silver granules of the model group was higher than that of the control group, especially in the striatum.
直肠肿瘤；放射治疗；血管内皮生长因子；微血管密度。
Colorectal tumor; Radiation therapy; Vascular endothelial growth factor (VEGF); Microvessel density (MVD).
着重探讨了放射性测井曲线中自然伽马测井曲线、补偿中子测井曲线和补偿密度测井曲线的高分辨率处理方法及其应用效果。
This article mainly deals with the resolution enhancement technique and its application in radioactive logs, such as natural gamma log, compensated neutron log and compensated density log.
一种仪器，观察和测量射线的密度，比如放射性物质的粒子，包括一盖格试管和其它有关联的电子设备。
An instrument that detects and measures the intensity of radiation, such as particles from radioactive material, consisting of a Geiger tube and associated electronic equipment.
目的应用螺旋ct肺密度测定软件，根据肺密度变化，找出与放射性肺损伤之间的相关因素，探讨其应用价值。
Objective To evaluate lung density variation in radioactive lung injury by lung density detecting software of helical ct.
培养结束，测量神经突起长度、密度后，取出标本作同位素放射性测定。
After the culture end and the measurement of the length and density of neural axons, the samples were taken out for isotopic radioactive measurement.
此研究首次提供了孕期暴露于氟西汀的后代中5 -羟色胺转运体密度的与年龄和区域相关变化的放射自显影资料。
The present study provides the first autoradiographic evidence of age-dependent regional changes in the density of serotonin (5-ht) transporters in offspring following prenatal exposure to fluoxetine.
结果：实验组骨缺损放射影像学评分以及新生骨痂的密度在3，6，12周均优于对照组。
RESULTS:Roentgenographic scores and callus density at bone defects in trial group were better than those in control group at postoperative 3,6,12weeks.
为减少放射源对仪器操作人员辐射的影响，对表层型核子水分-密度仪进行了改进，研制出遥读遥测式表层型核子水分-密度仪。
In order to reduce radiation on the operator, a remote-control nuclear surface moisture-density gauge is developed by improving the original nuclear surface moisture-density gauge.
由两位放射医师分别在工作站上行常规与减影的容积再现（VR），最大密度投影（MIP）和多平面重组（MPR）方法分析颅内血管。
Volume rendering (VR), maximum intensity projection (MIP) and multiplanar reformation (MPR) were used to analyze intracranial vessels on the graphics workstation by two radiologists.
研究中采用了dxa法检测骨密度，形态定量分析法则被用于确诊放射线检测到的椎骨骨折。
Bone mineral density was assessed by DXA, and quantitative morphometric analysis was used to identify radiological vertebral fractures.
利用沥青路面密度仪对路面离析问题进行检测快速准确、无损及无放射源，可以为同类工程借鉴。
Detecting surface segregation by using PQI has many advantages of rapid, accurate, nondestructive, and non-radioactive, it can be used as reference for the similar engineering construction.
测量地下地层密度的一种放射性电缆测井方法。
A radioactive type of wireline well log that measures the density of subsurface formations.
利用放射性源的伽马射线轰击井眼周围的岩石，通过对反散射伽马射线计数，可以计算出地下岩石的密度。
A radioactive source is used to bombard the rocks surrounding the wellbore with gamma rays. By counting the backscattered gamma rays, the density of the subsurface rock can be computed.
这一程序主要包括从圆木中心向外截取放射状的薄片，使之纹理和密度一致，从而在不同的气候中不易扭曲。
This process essentially involves cutting radial slices from the center of a log outward and yields wood with consistent grain and density that is resistant to warping in changing climates.
钫是碱金属中密度最大的，具有放射性。
Francium is the densest of the Alkali Metals and also radioactive.
钫是碱金属中密度最大的，具有放射性。
Francium is the densest of the Alkali Metals and also radioactive.
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