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
您可能感興趣的試卷
你可能感興趣的試題
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
A.slipway
B.graving dock
C.ground warp
D.caisson dock
A.a 2-second blast every 20 seconds
B.a 4-second blast every 20 seconds
C.an 8-second blast every 30 seconds
D.a 10-second blast every 30 seconds
最新試題
A jack-up drilling rig being towed must（）.
A large vessel is equipped with a controllable pitch propeller. Which statement is TRUE?（）
A fishing vessel casualty must be reported to the Coast Guard if it involves（）.
A fire pump may be used for other purposes if（）.
It is not necessary to declare（）in MARITIME HEALTH DECLARATION.
A jack-up drilling unit elevated on the Outer Continental Shelf must have a fog horn that will sound（）.
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（）.
A heavy steel curved arch constructed athwartships and above the after deck on a towing vessel is sometimes called a（）.
How could lashing gear used aboard Ro-Ro vessels be stowed when not in use? （）
It is not necessary to declare（）in the Health List.