A.benzene
B.tar
C.middle oil
D.toluene
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A.requested
B.allowed
C.approved
D.inquired
A.corrosive
B.flammable gas
C.flammable liquid
D.nonflammable gas
A.in waerhouses
B.on deck
C.ashore
D.in the tallyroom
A.increases
B.decreases
C.remains the same
D.may increase or decrease depending on the fineness of the vessel's form
A.dew point increase
B.dew point decreases
C.relative humidity increases
D.relative humidity decreases
最新試題
The helm command PORT TWENTY means（）.
（）is halfway between the forward and after perpendiculars and is reference point for vessel construction.
Full details of all lights and fog signals are shown on（）.
Which wind results from a land mass cooling more quickly at night than an adjacent water area?（）
The circulation around a low pressure center in the Northern Hemisphere is（）.
（）is the act of allocating space to containers on board of a container ship in the order of the discharge ports.
In the Northern hemisphere northerly winds may cause temperature（）.
Despite the rising importance and great convenience of the gyrocompass,the magnetic compass still retain its importance because of its（）.
Which of the following shall not the officers in charge of the navigational watch do?（）
Bales close to the deckhead should be covered to prevent（）.