The three main steps included in the active olfaction, i. e., plume finding, plume tracking and odor/gas source declaration, and the associated strategies applied to each step are summarized.

• 总结了主动嗅觉所包含的三个步骤，即气味/气体烟羽的发现、跟踪和气味/气体源确认，及每一步所采取的主要策略。