Leakage su'ega
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DRK139 Leakage Su'e
O le su'ega fua o le leakage na gaosia e Shandong Derek Instrument Co., Ltd. o lo'o fa'atatau i luga o le fa'atatauga i mea faigaluega mai fafo, ma ua fa'aleleia atili. E fa'avae i luga ole GB2626-2019 "Respiratory protection self-priming filter type anti-particulate respirator" 6.4 Leakage rate, o se masini toe faʻaleleia ma gaosia mo le faʻamamaina lelei ma le faʻaogaina o le asu o le faʻaogaina o mea mama ma faʻaogaina elemene elemene. E faʻaaogaina sana afi afi afi ma photomet ...
