Nkhani Zamakampani
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Kugaya mawilo Nkhani
1 Njira Yosankhira Magudumu Yopangira Magetsi (May/June 1986) Mpaka posachedwapa, kupera kwa zida kunkachitika kokha ndi mawilo ovala onyezimira.M'zaka zaposachedwa, mawilo opangidwa kale, opangidwa ndi Cubic Boron Nitride (CBN) adayambitsidwa pakuchita izi ...Werengani zambiri -
Magudumu Akupera kuchokera ku 3M: Kukhalitsa kwa ntchito yayitali
Mawilo ogwetsa opsinjika pakati ndi abwino kwambiri pogaya komanso kuchotsa weld.Mawilo opera amachita bwino kwambiri pogaya zolemetsa pomwe kulimba komanso moyo wazinthu ndizofunikira.Pamene liwiro ndilofunika kwambiri, timalimbikitsa fiber disc.Kuti mugwiritse ntchito mosiyanasiyana komanso momasuka, flap dis...Werengani zambiri