A.a helment
B.safety cap
C.an ear plug
D.face mask
您可能感興趣的試卷
你可能感興趣的試題
A.Safety helmets
B.Buoyancy aids
C.Breathing apparatus
D.Immersion suits
A.Safety helmets
B.Buoyance aids
C.Breathing apparatus
D.Immersion suits
A.Safety helmets
B.Goggles and sepctacles
C.Breathing aparatus
D.Safety suits
A.Safety helmets
B.Goggles and sepctacles
C.Breathing apparatus
D.Gloves and safety boots
A.Safety helmets
B.Goggles and sepctacles
C.Breathing apparatus
D.Gloves
最新試題
Which of the following shall not the officers in charge of the navigational watch do?（）
The ISM code is part of（）.
Manoeuvring information can not be obtained from（）.
The helm command PORT TWENTY means（）.
Where would you find information about the time of high tide at a specific location on a particular day of the year?（）
ECDIS must be able to perform all of the following EXCEPT（）.
In the Northern hemisphere northerly winds may cause temperature（）.
（）is halfway between the forward and after perpendiculars and is reference point for vessel construction.
Bales close to the deckhead should be covered to prevent（）.
According to the relevant regulation, lifeboat should be powered by（）.