PET表示正电子放射断层造影术。
正电子放射断层造影术(PET)是新兴的适用于肺癌分期的检查方法。
Positron emission tomography (PET) is an emerging modality in lung cancer staging.
即正电子放射断层摄影术，是一项成像研究，它能使医生评价大脑对某些物质的使用。
PET, or positron emission tomography, is an imaging study that allows doctors to evaluate the use of certain substances by the brain.
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.
通话20分钟后，医生给每个人注射一种具有放射性的糖，然后利用正电子发射断层摄影仪对他们的大脑进行扫描。
Twenty minutes into the call, clinicians injected a radioactive form of sugar into each person, then began imaging their brains with a Positron Emission Topography machine.
通话20分钟后，医生给每个人注射一种具有放射性的糖，然后利用正电子发射断层摄影仪对他们的大脑进行扫描。
Twenty minutes into the call, clinicians injected a radioactive form of sugar into each person, then began imaging their brains with a Positron Emission Topography machine.
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