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Title
cross section of worm gear pump #149351097
Description
cross section of worm gear pump ; selective focus, metal, reducer, gearbox, gears, industry, machine, motor, engine, transmission, wheel, technology, equipment, steel, part, engineering, background, industrial, drive, iron, mechanical, manufacturing, mechanism, cog, speed, rotation, power, teeth, factory, machinery, mechanics, pinion, shaft, torque, design, detail, macro