单选题The connecting rod large end bearing shell generally has tags for location and oil grooves round the center of its axial length which correspond with grooves in the （） through which oil is transmitted up the rod to lubricate the small end.Aconnecting rodBpiston rodCbearing housingDnone of the above
单选题
The connecting rod large end bearing shell generally has tags for location and oil grooves round the center of its axial length which correspond with grooves in the （） through which oil is transmitted up the rod to lubricate the small end.
A
connecting rod
B
piston rod
C
bearing housing
D
none of the above
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