释放出辐射的原子被称为放射性核素。
相机属于放射性核素成像设备。
Gamma camera belongs to the radiation nuclide imaging equipment.
目的探讨放射性核素骨显像“超级影像”的特点。
Objective To observe the characters of "super bone scan"in radionuclide bone imaging.
目的探讨放射性核素骨显像不典型表现的临床价值。
Objective To study clinical value of radionuclide whole bone imaging of untypical lesion cases.
意味着健康威胁的主要的放射性核素包括放射性铯和放射性碘。
The main radionuclides representing health risk are radioactive caesium and radioactive iodine.
放射性核素示踪法是土壤侵蚀研究的一种重要方法。
It is an important method to investigate soil erosion that using radionuclides tracks down.
放射性核素分布变化与肝损伤类型有较好的相关性。
The changes in distribution of radioactive nuclide are correlated with the types of liver injury.
放射性核素扫描显示“冷”结节48例，“热”结节4例。
Radionuclide scanning showed 48 cases of "cold" and 4 cases of "hot" nodules.
目的应用放射性核素脾显像评价保留性脾手术后的脾功能。
Objective To evaluate the splenic function with radionuclide spleen imaging after spleen-preserving operation.
报道了闽东南地区土壤岩石中天然放射性核素含量调查的结果。
This paper reports on the survey of natural radio nuclides in soil and rock conducted in Southeast Fujian.
目的评价放射性核素肺灌注显像在诊断急性肺动脉栓塞中的价值。
Objective To evaluate the clinical value of radionuclide pulmonary perfusion imaging in diagnosing acute pulmonary embolism.
目的：比较放射性核素骨显像和MRI在诊断骨转移瘤上的价值。
Objective: To compare the efficiency of radionuclide imaging and MRI in diagnosing metastatic tumor of bone.
估算了该地区居民对6种放射性核素的年摄入量和有效剂量当量。
The annual in takes of 6 radionuclides and resultant committed dose equivalents to the inhabitants were estimated.
目的探讨放射性核素显像对小儿小肠出血定位及病因诊断的价值。
Objective To evaluate the clinical value of radionuclide imaging in children with small intestinal bleeding.
目的：评价放射性核素三相骨显像在骨缺缺损移植修复过程中的价值。
Objective: To evaluate the value of multiphase bone imaging in the transplantation and repair of bone defect.
目的评价直肠癌病人术前淋巴管造影和放射性核素淋巴显像的临床价值。
Objective The aim of this paper is to study the value of preoperative lymphography and radionuclide imaging for rectal cancer patients.
目的利用放射性核素显像研究十二指肠电刺激对人小肠通过时间的影响。
Objective To study the effects of duodenal electrical stimulation on small intestine transit function by radionuclide imaging.
放射性核素常危及生态系统的稳定，给人类的生命和健康带来巨大的威胁。
The presence of radionuclides in soils often jeopardizes ecosystem stability and renders a serious risk to human health.
铀矿山坑道污水含有铀、镭、钍、钋等放射性核素，外排前必须加以处理。
There are some radioactive nuclides such as uranium, radium, thorium and polonium in pit effluent of uranium mine.
结果表明，在实验条件下，硅酸盐水泥对放射性核素铀有较强的滞留性能。
The results indicate Portland cement has the best retention capability in these cement at experimental conditions.
结论：放射性核素显像在断肢再植术后检测应用中是一种无创性的有效方式。
CONCLUSION: Radionuclide imaging is a non invasive effective method in the test after replantation of severed limb.
悬浮物对放射性核素的吸附沉降是影响海湾水体中核素迁移的重要机制之一。
The adsorption sedimentation of radionuclide on suspended matter is an important mechanism affecting the radionuclide migration in the bay.
放射性核素释放的能量减半需要的时间范围是几分之一秒到几百万年，取决于原子的类型。
The time required for the energy released by a radionuclide to decrease by half (i.e., the "half-life") range from tiny fractions of a second to millions of years depending on the type of atoms.
正电子断层扫描仪进行人体扫描的时候，病人被注入正电子放射性核素，然后推入检测环。
During a PET scan, the patient is injected with radioactive tracer molecules that emit positrons when they decay.
放射性核素或核素用于医疗或工业目的，例如︰钴60、铯131和碘132。
Radionuclides or isotopes for medical or industrial purposes, such as Cobalt 60, Caesium 131 and lodine 132.
放射性核素或核素用于医疗或工业目的，例如：钴60、铯131和碘132。
Radionuclides or isotopes for medical or industrial purposes, such as Cobalt 60, Caesium 131 and lodine 132.
放射性也可以被冲入河流、湖泊和海洋，在这些地方鱼类和海产食品可能会吸收放射性核素。
Radioactivity can also be washed into rivers, lakes and the sea where fish and seafood could take up the radionuclides.
这是因为放射性核素在这巨大的爆炸能量中形成，其中一些放射出正电子而衰变。
This is because radioactive nuclear elements are formed in the giant outbursts of energy, and some of these decay by releasing positrons.
结论：放射性核素肾动态显像定量分析是早期诊断sle肾功能损伤的有效方法。
Conclusions: Radionuclide dynamic renal imaging in quantity is an effective method in early diagnosis of damaged SLE renal function.
结论：放射性核素肾动态显像定量分析是早期诊断sle肾功能损伤的有效方法。
Conclusions: Radionuclide dynamic renal imaging in quantity is an effective method in early diagnosis of damaged SLE renal function.
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