更多"[单选题] The air hostess (空中小姐) _( "的相关试题:
[单选题] The air hostess (空中小姐) _________ the passengersto fasten their seat belts when the plane was aboutto land.
A. remembered
B. replied
C. reminded
D. questioned
[单选题] According to the passage, the hostess cooks dinner herself mainly because_____________
A. servants in America are hard to get
B. she takes pride in what she can do herself
C. she can hardly afford servants
D. it is easy to prepare a meal with canned food
[单选题]The hostess silently _( )_ the cup from the table without any guest's knowledge.
A. reminded
B. reduced
C. refused
D. removed
[单选题]空调系统的空气来自哪里（ ）Where from the air of the air conditioning system
A.只来自发动机From engine only
B.只来自ＡＰＵFrom APU only
C.来自引气系统From the pneumatic system
[单选题] Diesel engines obtain combustion air through turbo chargers，blowers，or ______．
A.Air starters
B.Carburetors
C.Natural aspiration
D.Air receivers
[单选题] Emergency compressed air breathing escape sets onboard, shall have a duration of service no less than _____.
A. 20 minutes
B. 15 minutes
C. 10 minutes
D. 5 minutes
[单选题]Air france 是 航空公司。
A.3星
B.4星
C.5星
D.以上均不是
[单选题]The starting air system usually hasto prevent starting if anything is not in order.
A.butters
B.relief valves
C.alarms
D.interlocks
[单选题] According to SOLAS the breathing air apparatus that must be onboard shall have sufficient capacity for how many minutes of operation?
A. 20
B. 30
C. 45
D. 60
[简答题]THE AIR CONDITIONG SYS CONSISTS OF THE FOLLOWING SUB-SYS,WHICH IS WORNG
[单选题]Air conditioning systems fall into two main classes and central systems.
A.individual unit systems
B.flexible unit systems
C.rotary unit systems
D.reciprocating unit systems
[单选题] Mechanical lifting of air by the upslope slant of the terrain is called ______．
A.Vertical lifting
B.Convective lifting
C.Advective lifting
D.Topographic lifting
[单选题]In the suction stroke air is sucked into cylinder
A.through an inlet valve
B.through a starting valve
C.through a plastic pipe
D.through an exhaust valve
[单选题]When the air is compressed,its temperature rises it ignites the fine spray of fuel.
A.in order to
B.so that
C.so as to
D.because of
[单选题]The flow path of the scavenging air is decided by
A.the engine port size
B.the engine port height
C.the exhaust arrangement
D.the engine port design
[单选题] A person may operate an air compressor in which of the following areas on board a tank barge ________．
A.Pumproom
B.Generator room
C.A space adjacent to a cargo tank
D.A space two meters from a cargo valve
[单选题] A fuel-air mixture below the lower explosive limit is too ______．
A.Rich to burn
B.Lean to burn
C.Cool to burn
D.Dense to burn
[单选题] When operating the air supply system in a covered lifeboat the ______．
A.fuel supply valve should be closed
B.hatches，doors，and oar ports should be closed
C.air cylinder shut-off valve should be closed
D.engine should be shut off
