Silicon Nitride seramika to'pi ishlab chiqaruvchilari tomonidan tekshirilishi: Toshiba, CoorsTek, Hoover Precision, ITI, Winsted Precision Ball, Ortech, Redhill-balls, THOMSON, Spheric Trafalgar, Boca Bearing, Enduro, Timken, Salem Specialty Ball, Kyocera, SKF 10-sinf o'quvchisi. Grande Prairie-dan, u ...
Ko'proq o'qish