Labaran masana'antu
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NIJ Standard 0106.01
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Waht fasahar saman faranti masu hana harsashi?
Waht fasahar saman faranti masu hana harsashi?Akwai nau'o'in fasaha na farfajiya na faranti na harsashi, gabaɗaya zuwa kashi biyu: murfin polyurea da murfin zane.Murfin yadi shine Layer na masana'anta mai hana ruwa nannade a saman saman la ...Kara karantawa