对比;对照
3.A stain of a contrasting color used to color the components in a microscopic specimen that are not made visible by the principal stain.
5.The act of contrasting; a setting off of dissimilar entities or objects.
8.Methods:Conventional X ray film,2D CT and 3D CT were performed in 27 cases (38sides) of the mandibular condyle fracture. The signs of these three imaging methods were compared with each other and with the operation findings.
9.Methods The signs of ordinary X ray film,CT and 3D CT were compared with each other and with operative and pathological findings in 37 cases of malignant tumors of jaws.
10.All cases underwent multi-slice CT scan and CTU before operation. The axial CT images and reconstructed CTU were analyzed comparing with the pathological results.

