The main bearing shells are made of steel with a lining of bearing metal which may be whit

Diesel engine main and connecting rod precision bearings are made in halvesEach half excee

The pumps press oil into the cross－head bearing gap when the load on the shell is at its l

The bearing cap and shell are replaced and tightened up until ______.A.the “ nip ”is zeroB

With the shell and cap assembled as for running, a check must be made that the clearance b

The main bearing metal is a lining _____.A.inside the bearingB.outside the bearingC.coveri

The main sources of salt in our diet are______.A．home-made food and packaged foodB．restaur