A.was experienced
B.were experienced
C.has experienced
D.have experienced
您可能感興趣的試卷
你可能感興趣的試題
A.rotor blades and landing gear
B.unloading of passengers
C.loading of cargo
D.pilot's visibility
A.prevent the generation of flammable or combustible gas in tanks
B.blow out cargo lines to prevent the build up of gas concentrations
C.dilute tank atmospheres to keep gas concentrations below the lower explosive limit
D.prevent fires in the pumproom by continually displacing flammable vapors
A.aid in the stripping and cleaning of cargo tanks
B.increase the rate of discharge of cargo
C.force toxic and explosive fumes from a cargo tank to vent to the outside atmosphere
D.lower the oxygen levels inside cargo tanks，making explosion nearly impossible
A.with
B.has
C.have
D.had
A.Apply ice-cold compress and renew every 4 hours
B.Commence artificial respiration immediately
C.Give enema
D.Pass catheter into bladder
最新試題
It is not necessary to declare（）in MARITIME HEALTH DECLARATION.
A fixed carbon dioxide extinguishing system for a machinery space，designed WITHOUT a stop valve in the line leading to the protected space，is actuated by（）.
An obstruction on a helodeck is any object that might present a hazard to the（）.
A fire has broken out on the stern of your vessel. You should maneuver your vessel so the wind （）.
A safe fuel system must（）.
A helmsman receives the command “Right 15 degrees rudder.”The helmsman’s IMMEDIATE reply should be（）.
Between 1830 hrs and 1850 hrs this day，strong gusty winds（）by my vessel，in consequence of which the vessel’s four mooring lines were broken.
After sending a message describing the symptoms of an ill crew member，you receive a message containing the code MRL. This means（）.
A jack-up drilling rig being towed must（）.
All ships（）suspected infectious disease on board should radio information to Port Health Officer.