positron是什么意思

positron中文什么意思

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Moving behaviour of defects in plasma spraying fe alloy coating by positron lifetime spectroscopy
等离子体喷涂铁合金涂层缺陷回复行为的正电子寿命谱
The role of delayed imaging of positron emission tomography on differentiation of abdominal and pelvic lesions
正电子发射断层延迟显像在腹部和盆腔的应用
U is potentiometer and used for the open degress meter to indicate the open and close positron of the valve
为电位器,供控制室内开度表指示阀门的开关位置。
Quality control of nuclear medicine instruments - part 4 : constancy testing of positron emission tomographs
核医疗测量系统的质量检验.第4部分:正电子放射x线体
Radionuclide imaging devices - characteristics and test conditions - positron emission tomographs
放射性核素影像装置.性能和试验条件.正电子放射层析x射线摄影机