英语语法分析

The applications of AFB include localization of roentgenographically occult lung cancer, detection of synchronous tumors, estimation of the extent of field cancerization, chemoprevention studies, etc.

AFB的适应证包括隐性肺癌的定位诊断、同期癌变组织的探查、评估局部癌变的程度、化学预防的研究等。