Wear the breathing apparatus before entering an enclosed space.()
Heavy wear in a particular area of the inner circumference of a packing ring may be caused by ().
The most important factor that causes the wear of the engine parts is ().
When a line is subject to wear where it passes through a mooring chock,it should be().
“lover-leafing”is a term used to describe corrosive wear at several separate points around liner circumference- iein some cases the liner bore may assume a “clover-leaf”shape()
The rate of wear on a cylinder liner depends on the ()
If you wear extra clothing when entering the water after abandoning ship it will().
The most important factor that causes the wear of the engine parts is ().
Which of the following operation will have a direct impact on the rate of wear in a cylinder liner ()
To absorb the wear resulting from impeller rotation and abrasives in the liquid, a centrifugal pump is usually fitted with ().