A.suffocate the fire
B.absorb the oxygen supporting the fire
C.act as a cooling agent
D.wash the fire away
您可能感興趣的試卷
你可能感興趣的試題
A.guy failures
B.topping lift failures
C.bending of the boom from compression
D.gooseneck failure
A.local agent
B.watchman
C.docker
D.foreman
A.at night
B.by day
C.when in fog
D.in bad weather
A.will take
B.took
C.is taking
D.would take
A.get
B.board
C.go
D.come
最新試題
Shipboard Emergency Drills must be carried out at least（）on board cargo ship.
The company should establish and maintain procedures to control all documents and date which are relevant to（）.
In the Northern hemisphere northerly winds may cause temperature（）.
When steering by autopilot,how often should the steering be checked?（）
Which of the following is not an operation mode of AIS?（）
According to the relevant regulation, lifeboat should be powered by（）.
ECDIS must be able to perform all of the following EXCEPT（）.
Where would you find information about the time of high tide at a specific location on a particular day of the year?（）
Which of the following is not a form of precipitation?（）
When the wave period and the apparent rolling period are the same（）.