The bearings used to support the crankshaft are generally called （）

It is well known that good lubrication will （） the bearings from becoming overheated.

Which of the following may take place if the clearance of the main bearings are excessive?（）

For a main diesel engine the lube oil in the bearings is drawn from （）， usually located in the bedplate.

Which of the following methods is normally used to lubricate bearings in a small high-speed diesel engine?（）

()is<br/>a device used to connect or join two or more component. A: Bearings B: Fastenings C: Springs

The lubricating system for the cylinder walls is different from the bearings in that the oil for former one is supplied in （） while that for latter one is （）.

Lubricating oil systems for diesel engine journal bearings are usually lubricated by which of the following types of lubricating oil systems?（）

The engine may lose power or slow down during running， when this occurs， the first cause possible may be hot bearings and （） of the pistons in the cylinders.

Lubricating oil is supplied to the crank-pin bearings in a marine diesel engine by （）. A: internal crankshaft passages B: immersion in oil C: splash lubrication D: injection lubricatio