用crank pin造句子，“crank pin”造句
來源：國語幫 2.14W
A mechanical model for calculating the strength of the crank pin on pumping units is established by a rotary coordinate.
This method can also be used to predict the failure probability of the crank pin.
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.
