PET/CT的突出优势是（  ）
The outstanding advantage of PET/CT is（  ）
A、PET图像和CT图像的融合图像
Fused image of CT image and PET image
B、图像定位更准确
More accurate location of lesion
C、发现早期癌变
Detecting tumors at early stage
D、功能图像
Functional imaging