扫描利用了一种叫做正电子发射X射线层析照相术(PET)的技术。 扫描用以监测脑中代谢葡萄糖（脑正常工作需要的营养物）的变化。
The scans, which used a technique called positron emission tomography (PET), were designed to monitor changes in the way the brain metabolised glucose, the fuel it needs to function.
扫描利用了一种叫做正电子发射X射线层析照相术(PET)的技术。 扫描用以监测脑中代谢葡萄糖（脑正常工作需要的营养物）的变化。
The scans, which used a technique called positron emission tomography (PET), were designed to monitor changes in the way the brain metabolised glucose, the fuel it needs to function.
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