crank pin造句怎么写
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The procedures are chamfering both sides of the gudgeon pin and crank pin core and semi-finishing the crank pin bore at a rate of 1000 pieces per hour at 100% efficiency.
This method can also be used to predict the failure probability of the crank pin.
A mechanical model for calculating the strength of the crank pin on pumping units is established by a rotary coordinate.
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