更多"[判断题]Before ditching,all loose obie"的相关试题:
[判断题]The boarding music must play all the time until the plane lands.
A.正确
B.错误
[单选题] All the holds to be loaded with grain must be swept ______ commencement of loading．
A.Cleanly/during
B.Clear/meanwhile
C.Clean/between
D.Clean/prior to
[单选题]We prefer all the spare partson board before departure.
A.to send
B.to be sent
C.for being sent
D.being to send
[单选题] All oil spills must be reported to the ______．
A.MOC
B.MSA OF CHINA
C.Local police
D.Local fire department
[判断题]Before take off,you should check that all the luggage compartments are properly open.
A.正确
B.错误
[单选题] All entries in Logbook,______ made，must not be erased or amended．
A. once
B. whether
C. previous
D. just
[单选题] All entries in logbook, ______ made, must not be erased or amended.
A. once
B. whether
C. previous
D. just
[单选题]SEC3控制几号扰流板
A.1+2
B.3+4
C.5
[单选题]要启动自动刹车，必须有至少（ ）台SEC工作
A.1
B.2
C.3
[单选题]如果一部SEC失效，相应的扰流板会：
A.自动收回至0位
B.保持在失效时的位置
C.在空气的推动下保持在较小的位置
[单选题]( )是由SEC（SDH设备时钟）产生的当前时钟。
A.T0
B.T1
C.T2
D.T3
[单选题] Portable fire extinguishers must be provided for the cargo tank area of an unmanned tank barge ______.
A. only when fully loaded
B. if one or more tanks are full
C. when transferring cargo
D. only when the barge is being towed
[单选题] Shipboard Emergency Drills must be carried out at least_____?
A. Once every third year
B. Once a month
C. Once a year
D. Once a week
