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维基
百科
bell crank shaft collar
直角杠杆轴环
bell crank shaft collar
bell crown
bell curve
bell damper
bell design
bell dome
Bell dresser
bell electroplating bath
bell end
bell end(of pipe)
bell float
bell founder
bell foundry
bell furnace
bell gable
bell gastrula
bell glass
bell guard
bell hanger
bell hanger's gimlet
bell hog scraper
bell hoist
bell hole
bell housing
bell idles
bell indicator
bell insulator
Bell integrated optic...
Bell interpretive system
bell jar
bell jar cell
bell jar exhaust
bell jar high straigh...
bell jar high straigh...
bell jar testing
bell joint
bell key
Bell laboratories
Bell Laboratory
Bell laboratory's aut...
Bell labs
bell man
bell manometer
bell metal
bell mouth
bell mouthed
bell nipple
bell note
bell nozzle
bell of capital
bell of die
bell of pipe
bell operating rigging
bell organ
Bell palsy
bell pepper
Bell polynomial
Bell protocols
bell pull
bell punch
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