A.with
B.has
C.have
D.had
您可能感興趣的試卷
你可能感興趣的試題
A.Apply ice-cold compress and renew every 4 hours
B.Commence artificial respiration immediately
C.Give enema
D.Pass catheter into bladder
A.prevent engine overheating
B.have proper air/gasoline fuel mixture ratio
C.be liquid- and vapor-tight
D.supply sufficient air to the intake manifold
A.When dead in the water，it is often difficult to find the neutral position and slight headway or sternway may result
B.When going directly from full ahead to full astern，there is complete steering control
C.When the vessel has headway and the propeller is in neutral，there is no effect on rudder control
D.When maneuvering in port，full ahead or astern power can usually be obtained without changing shaft RPM
A.annular blowout preventer
B.annulus
C.accumulator
D.automatic choke
A.flame arrestor
B.flame screen
C.detonation arrestor
D.detonation blocker
最新試題
A fire is discovered in the bow of your vessel while making way. The wind is from ahead at 35 knots. You should（）.
All ships（）suspected infectious disease on board should radio information to Port Health Officer.
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（）.
A large vessel is equipped with a controllable pitch propeller. Which statement is TRUE?（）
How could lashing gear used aboard Ro-Ro vessels be stowed when not in use? （）
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.
A frame with two，or sometimes four，arms through which are threaded the guidelines and which is used to keep the drill stem and bit in line with the center opening in the temporary guide base is the（）.
For the purposes of cargo oil containment，the fixed container under the manifold of an eight-inch loading line must hold a minimum of（）.
A flooded leg on a liftboat would adversely affect the vessel’s stability underway by（）.
A fishing vessel casualty must be reported to the Coast Guard if it involves（）.