The bore of each cylinder is formed in a liner which can be () when worn out.
A、welded
B、replaced
C、drilled again
D、bored
A、welded
B、replaced
C、drilled again
D、bored
A、Surrounding the fixed shaft is a hollow shaft B、This hollow shaft carries radial bores C、Each bore is fitted with a well-lapped plunger D、There are always even numbers of bores
A、The globe valve may be suitable for partially open operation B、The globe valve will give full bore flow with change of direction C、The gate valve gives full bore flow with change of direction D、The gate valve is suitable for full bore operation only
A、The cylindrical barrel is coupled to the motor B、The cylindrical barrel has an odd number of bores C、The bores end in sockets D、The sockets fit in the swash plate
A、is usually cooled by sea water B、can be replaced when worn out C、is in direct contact with the water in the bore of the cylinder D、can t expand when heated