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
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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
An inert gas system on a tanker should be used to（）.
A large vessel is equipped with a controllable pitch propeller. Which statement is TRUE?（）
It is not necessary to declare（）in MARITIME HEALTH DECLARATION.
Permanent magnetism is caused by（）.
A flooded leg on a liftboat would adversely affect the vessel’s stability underway by（）.
An inert gas system installed on a tanker is designed to（）.
A green buoy has a yellow triangle on it. This is a(n)（）.
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.
Entries should be made in a Ro-Ro vessel’s cargo-securing device record book for（）.
A large valve，usually installed above the ram preventers，that forms a seal in the annular space between the pipe and wellbore or，if no pipe is present，on the wellbore itself is called the（）.