更多"Cargo pump relief valves are piped "的相关试题:
[单项选择]A relief valve for a cargo pump is generally installed（）.
A. after the discharge valve
B. between the pump and discharge valve
C. after the suction valve
D. between the pump and suction valve
[单项选择]The purpose of the safety relief valves installed on an auxiliary boiler is to （）.
A. relieve excess fuel oil pressure during the “off” fire cycle
B. admit water to the dry pipe
C. throttle the forced draft fan output for proper combustion
D. reduce excess steam pressure in the boiler
[单项选择]Blow-off of the relief valves of the main cylinders during operation indicates （）.
A. the cylinder cover is cracked
B. the injector holes is clogged
C. the cams are not properly set
D. fuel pump is leaking
[单项选择]Blow-off of the relief valves of the engines cylinders may be caused by （）.
A. too low lead
B. water in fuel
C. too tight spring
D. leakage
[单项选择]The system of valves and cargo lines in the bottom piping network of a tank vessel that connects one section of cargo tanks to another section is called a（）.
A. crossover
B. runaround
C. come-along
D. manifold
[单项选择]The valve on the discharge side of a cargo pump on a tank vessel will usually be a（）.
A. butterfly valve
B. spectacle valve
C. check valve
D. globe valve
[单项选择]Prior to entering a cargo pump room, you should ensure that （）.
A. the forced ventilating system is operating
B. the cargo pumps are secured
C. no monocarbon gases are present
D. the oily water separator is de-energized
[单项选择]Which cargo would require a dangerous cargo manifest? （）
A. Cotton
B. Wheat
C. Sugar
D. Lumber
[单项选择]In comparison to exhaust valves, intake valves of diesel engines may be fabricated from low alloy steels because （）.
A. the beveled edges of the intake valves provide for serf-centering during seating
B. intake valves utilize stellite-coated valve seat inserts which reduce wear
C. the volume of air passing through intake valves is less than the volume of air passing through exhaust valves
D. intake valves are less affected to the corrosive action of exhaust gases
[单项选择]Strong smelling cargo should be stowed（）the cargo absorbing foreign smell.
A. together with
B. on top of
C. underneath
D. away from
[单项选择]A hygroscopic cargo is define as a cargo（）.
A. capable of absorbing moisture in the form of a gas
B. capable of giving off moisture in the form of a liquid
C. that is shipped in a liquid stste
D. that will ignite in contact with water
[单项选择]（）cargo means to check all cargo loaded into or discharged from a vessel.
A. Tallying
B. Examining
C. Weighing
D. Handling
[单项选择]I saw the cargo surveyor（）the cargo on deck just a minute ago．
A. examine
B. to examine
C. being examined
D. examining
[单项选择]Which pump is the self-priming pump?（）
A. turbine
B. centrifugal
C. ejector
D. mixed flow
[单项选择]The （）pump is usually used as the bilge feed pump to an oily water separator.
A. turbine
B. screw
C. vane
D. ejector
[单项选择]A （） pump is that where the volume of the pump chamber is alternately increased to draw the liquid in and then decreased to force the liquid out.
A. injector
B. positive displacement
C. centrifugal
D. centripetal
