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超临界汽轮机（supercriticAl pressure turbine）
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更多 “超临界汽轮机（supercriticAl pressure turbine）” 相关考题
考题
The high air velocity leaving the compressor of an exhaust gas turbocharger is converted to pressure in the_______.A.inlet nozzle ringB.turbine wheel bladeC.diffuser passagesD.inlet volute
考题
The relative air pressure in the inlet manifold of a turbocharged diesel engine is usually______.A.greater than the average exhaust manifold pressureB.less than the average exhaust manifold pressureC.greater at the turbine wheel than at the impellerD.greater at reduced engine speed
考题
单选题Propulsion engines and the vast majority of auxiliary generator engines are designed to allow a generous through-flow of scavenge air in order to control （）A
the lubricating oil consumptionB
the turbine blade temperatureC
the flow rate of fuelD
scavenge air pressure
考题
单选题The relative air pressure in the inlet manifold of a turbocharged diesel engine is usually（）A
greater than the average exhaust manifold pressureB
less than the average exhaust manifold pressureC
greater at the turbine wheel than at the impellerD
greater at reduced engine speed
考题
单选题Continuous surging of turbocharger can be caused by（） ①crash stop of engine ②increased back pressure after T-Ch ③fouled or damaged turbine nozzle ringA
all are correctB
②and③are correctC
none of the above is correctD
①only is correct
考题
单选题Which of the turbo-charging methods listed directs the exhaust gases to the turbine at fairly uniform velocity and pressure?（）A
Constant pressureB
PulseC
constant velocityD
Axial flow
考题
名词解释题超临界流体（supercritical fluids, SCF）
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