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Abstract: In this paper, the requirements of passive leak detection of spacecraf t are analyzed, several dominant methods of passive leak detection in common are reviewed, their advantage, disadvantage and technique state are pointed out.

Abstract: In this paper, the requirements of passive leak detection of spacecraf t are analyzed, several dominant methods of passive leak detection in common are reviewed, their advantage, disadvantage and technique state are pointed out.

文摘:分析了航天器被动检漏的具体要求,对常用几种主要被动检漏方法进行了评述,指出了各种被动检漏方法的优、缺点和技术状态。