A、A.prevents the flue gas from falling below 3% content of oxygen
B、B.allows the inert gas piping to be used for gas freeing the tanks
C、C.opens when there is excessive vacuum on the deck water seal
D、D.enables outside air to mix with and cool hot flue gasses
更多“The fresh air intake of the inert gas system（）.”相关的问题
A、decreasing the amount of valve overlap B、preheating the air intake C、after-cooling the intake air D、preheating light fuel
A、Excessive piston blow-by to the manifold B、Insufficient cooling water flow C、Accumulated water in the air boxes D、Clogged air intake filters
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
A、the supply of normal air and removal of compressed air B、the supply of fuel oil and combustion of the atomized oil C、the supply of fresh air and removal of exhaust gases D、the supply of fresh air and removal of the extra heat
A、broken inlet valves B、broken discharge valves C、pulsations in the air distribution system D、overloading of the air distribution system
A、camshaft；fresh air B、camshaft；starting air C、electronic motor which is controlled by a computer；fresh air D、electronic motor which is controlled by a computer；starting air
A、Decrease the air density B、Increase the exhaust temperature C、Decrease the lube oil temperature D、Increase the air density
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