本文描述了三种民用飞机座舱等效泄漏面积的测量方法 ,分别从试验条件、试验设备、试验步骤和试验数据处理等方面对此三种方法进行详细的介绍。然后对三种测量方法的优缺点进行了分析,并结合工程经验对试验判据进行了修正,使测量方法更能应用到实际工程检查中。 This paper describes the measurement methods of three equivalent cockpit leakage area of ​​civil aircraft, and introduces the three methods in detail from the aspects of test conditions, test equipment, test procedures and test data processing. Then, the advantages and disadvantages of the three measurement methods are analyzed, and the experimental criteria are corrected with the engineering experience so that the measurement method can be more applied to the actual engineering inspection.