DIN EN ISO 29463-5:2018
去除空气中颗粒物的高效过滤器和过滤介质 第5部分:过滤元件的试验方法(ISO 29463-5:2011)
High-efficiency filters and filter media for removing particles in air - Part 5: Test method for filter elements (ISO 29463-5:2011); German and English version prEN 29463-5:2018