A sudden drop in compression pressure in one cylinder of a diesel engine can be caused by（）
A . a leaking fuel injector nozzle
B . a clogged air filter
C . excessively early fuel injection
D . malfunctioning valve
相似题目
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You have orders to drop off a barge loaded with propylene oxide at a fleet.In doing so，you must ensure that（）.
A . All wing voids and rakes are pumped dry before tying off the barge
B . The barge is moored next to the bank where it will be protected from a possible collision
C . The barge is under the care of a watchman
D . A rake end is facing upstream to minimize the effect of current on the mooring line
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Identify three situations in which you would NOT be able to drop a tablespace. （）
A . when the tablespace is online
B . when the tablespace has segments with data in it
C . when the tablespace is a default permanent tablespace for the database
D . when the tablespace contains a table that is currently being used by transactions
E . when the tablespace contains undo data that is needed to rollback an uncommitted transactio
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For practical purposes, in a simple series circuit, the source voltage will be dropped across one resistor if it has（）.
A、Drum.
B、Salient pole.
C、Squirrel-cage.
D、Wound-rotor.
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A drop in compression pressure in one cylinder of a diesel engine can be caused by（）
A . a leaking fuel injection nozzle
B . a clogged air filter
C . early fuel injection
D . burned valve
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A sudden drop in diesel engine cylinder compression pressure can be caused by（）
A . a leaking fuel injector nozzle
B . a clogged air filter
C . excessively early fuel injection
D . malfunctioning valve
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In the Northern Hemisphere，gusty winds shifting clockwise，a rapid drop in temperature，thunderstorms or rain squalls in summer (frequent rain/snow squalls in winter) then a rise in pressure followed by clearing skies，indicate the passage of a(n)（） .
A . warm front
B . tropical cyclone
C . anticyclone
D . cold front
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If a heavy sea strikes the rudder, the shock is transmitted through （） to the rams, this cause a sudden increase in oil pressure in one of the cylinders.
A . the control rod
B . the hunting gear
C . the floating ring
D . the tiller arm
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A sudden decrease in the diesel engine lube oil viscosity could be an indication of（）
A . loss of additives from the lube oil
B . carbon deposits in the lube oil
C . excessive centrifuging
D . excessive fuel dilutio
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In a simple series circuit, the entire source voltage will drop across （）
A、the resistor next to the negative terminal
B、a short circuit
C、the resistor next to the positive terminal
D、an open circuit
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A pressure drop in the liquid line of a refrigeration system may cause（）
A . the solenoid valve to seize
B . the compressor to hunt
C . flash gas to form in the liquid line
D . the expansion valve to freeze ope
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A diesel engine experiences a sudden loss in speed, accompanied by black exhaust smoke, with the fuel rack at maximum, and speed remaining below normal the probable（）
A . engine overload
B . leaky valves
C . stuck or broken piston rings
D . low air injection pressure
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A sudden break in the cloud allowed rescuers to _ Michael Benson.
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The idiom “drop in a bucket” means __________ .
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What does the hunter in “A Worn Path” drop?
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I was writing a letter, suddenly a man came in.
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The population of wild chimpanzees in Africa has dropped from 2 million to 150,000 in lessthan a hundred years.
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In a sudden ______ of anger，the man tore up ？
<span style="color:464646">In a sudden ______ of anger<span style="font-size:13px;color:464646">，</span></span><span style="font-size:13px;color:464646">the man tore up everything within reach.</span>
<span style="font-size:13px;color:464646">A) attack</span><span style="font-size:13px;color:464646">B) burst</span><span style="font-size:13px;color:464646">C) split</span><span style="font-size:13px;color:464646">D)</span>
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The temperature of the world in the past ten years has dropped a little______.
A．because wind and rain changed the weather
B．the drop in the temperature would have effects on wind and rain
C．because wind and rain did not change the weather
D．the drop in the temperature would not have effects on wind and rain
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In the first 9 months of 2003, Kodak's net income rose a bit but its net profit dropped sharply.
A．Right
B．Wrong
C．Doesn't Say
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In a conversation, when we have misunderstood others or been misunderstood, we should apologize and simply drop the topic.（)
是
否
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听力原文：In the August of 2006, a sudden flush flood turned this peaceful valley into deadly rushing whitewater. 29 people were swept to their deaths.
(55)
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The Thin Red Line, a novel by______, was adapted to the film The Thin Red Line, a sudden success in 199
A．Jack Kerouac
B．James Jones
C．Norman Mailer
D．John Barth
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A drop in the China real interest rate reduces China net capital outflow.
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The person ahead of Wang Lin in line （排队)at a café dropped his pen.Wang Lin picked i
是
否
