Amfani:

Ana amfani da shi don tattara particles da gas gurbataccen abubuwa a cikin rami, zai iya aiwatar da daidai saurin samfurin

Fasaha nuna alama:

1, jawo hankali gudun kewayon: 6 ~ 20m / s

2, na'urar bututun ciki da sashe yana da 3 granules samfurin kofofin, da kuma gas gurɓataccen samfurin kofofin