A.greater range
B.effective on all types of fires
C.cleanliness
D.All of the above
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A.lack of toxicity
B.the multipurpose extinguishing ability
C.bum-back protection
D.cooling ability
A.can be used in conjunction with wire or spring-lay rope
B.can be stored on decks exposed to sunlight
C.can hold a load even when a considerable amount of the yarns have been abraded
D.gives audible warning of overstress whereas manila does not
A.used to measure the speed of wind
B.in which the pressure of air is measured
C.that tells which dirction a storm is coming from
D.used to measure the height of waves
A.a boat bucket
B.an air tank filled with water
C.an oar and canvas weighted down
D.All of the above
A.Carbon dioxide
B.Dry chemical
C.Foam
D.All of the above
最新試題
（）is on the panel of radar.
Fog is likely to occur when there is little difference between the dew point and the（）.
The dew point temperature is（）.
The company should establish and maintain procedures to control all documents and date which are relevant to（）.
The force resulting from the earth’s rotation that causes winds to deflect to the right in the Northern Hemisphere and to the left in the Southern Hemisphere is called（）.
Berthing means bringing a vessel to her berth until（）.
Which of the following is not an operation mode of AIS?（）
Shipboard Emergency Drills must be carried out at least（）on board cargo ship.
Which of the following is not a form of precipitation?（）
Where would you find information about the time of high tide at a specific location on a particular day of the year?（）