单词	crankpin
释义	crankpin /ˈkraŋkpɪn / noun A pin by which a connecting rod is attached to a crank.Are you going to have to plan on costly replacement of tires or axles or crankpins?... To reduce friction the con-rod is axially restrained by the piston instead of the crankpins. The W-8's crankpins are offset 180 degrees.
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