Fire may be spread by which means、 ______.
A.Conduction of heat to adjacent surfaces
B.Direct radiation
C.Convection
D.All of the above
试卷相关题目
- 1In order to detect rot in manila lines,you should ______.
A.feel the surface of the line for broken fibers
B.measure the reduction in circumference of the line
C.observe any mildew on the outer surface
D.open the strands and examine the inner fibers
开始考试点击查看答案 - 2A vessel's quarter is that section which is ______.
A.abeam
B.dead astern
C.just aft of the bow
D.on either side of the stern
开始考试点击查看答案 - 3Molded depth is measured from the ______.
A.inside of the shell
B.outside of the shell
C.top of the center vertical keel
D.top of the garboard stake
开始考试点击查看答案 - 4A vessel emitting harmful substances into the air or spilling oil into the sea is a ______.
A.Polluter
B.Emitter
C.Spiller
D.Oiler
开始考试点击查看答案 - 5Would you please ask the ______ Officer to issue 30 sheets of landing permits for our crew members to go ashore.
A.Quarantine
B.Immigration
C.Customs
D.Harbor
开始考试点击查看答案 - 6A deck fitting,used to secure line or wire rope,consisting of a single body with two protruding horns, is called a ______.
A.bitt
B.bollard
C.capstan
D.cleat
开始考试点击查看答案 - 7All accidents and damage to ship,equipment or personnel,must be ______ in the vessel deck log.
A.entered into
B.entered
C.entered with
D.entered in
开始考试点击查看答案 - 8Life preservers must be marked with the ______.
A.stowage space assigned
B.vessel's name
C.vessel's home port
D.maximum weight allowed
开始考试点击查看答案 - 9Owing to the big draught of the ship,she has to go alongside by the time of ______.
A.spring tide
B.flood tide
C.ebb tide
D.slack water
开始考试点击查看答案 - 10If a ship will call at four ports for discharging,i.e.A.B.C and D consecutively,the cargo for ______ must generally be loaded first.
A.Port A
B.Port B
C.Port C
D.Port D
开始考试点击查看答案
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