Back Gears
แปลว่า(english) Gears fitted to a machine to increase the number of spindle speeds obtainable with a cone or step pulley belt drive.
หรือคุณกำลังค้นหา Back Gears, pipe-fitter, fritted glaze, fitter, pitted, filter glass, motted iron, filter sieve, filter gauze, Biofilm, wetted perimeter, hydraulic radius