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单选题
When launching a lifeboat in the rough sea, the davit gears should be released（）.
A
before the boat is lowered from the stowed position
B
as the boat fall blocks break clear of the davit head
C
before the boat is lowered from the embarkation level
D
after the boat is released into the water
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更多 “单选题When launching a lifeboat in the rough sea, the davit gears should be released（）.A before the boat is lowered from the stowed positionB as the boat fall blocks break clear of the davit headC before the boat is lowered from the embarkation levelD after the boat is released into the water” 相关考题
考题
In launching a lifeboat, when should the tricing pendants be released?______.A.Before the boat is lowered from the stowage positionB.As soon as the boat-fall blocks clear the davit headC.After the limit switch is activatedD.After all people have been embarked
考题
—The sea is very rough today.
—Yes，I‘ve never seen_______before.A.such rough sea
B.such a rough sea
C.so rough sea
D.that rough sea
考题
从每小题的四个选择项中，选出最佳的一项，并把它前面的大写字母填入左边的括弧里。
—The sea is very rough today．
—Yes，I‘ve never seen_______before．A.such rough sea
B.such a rough sea
C.so rough sea
D.that rough sea
考题
救生艇下水每隔三个月进行一次。（）A、Lifeboat launching is operated at intervals of three months.B、Lifeboat launching is operated at intervals for three months.C、Fire drill is carried out once a month.D、Don’t operate two or more hatch covers at the same time.
考题
单选题The type of davit on which you must turn a crank in order to swing the lifeboat out over the ship’s side is a（）.A
sheath-screw davitB
gravity davitC
radial davitD
bruckner davit
考题
单选题Never（）the lifeboat or lifecraft disengaging hocks or hydrostatic release gears because it can cause them to fail to function.A
oilB
rigC
releaseD
paint
考题
单选题In launching a lifeboat，when should the tricing pendants be released?（）.A
Before the boat is lowered from the stowage positionB
As soon as the boat-fall blocks clear the davit headC
After the limit switch is activatedD
After all people have been embarked
考题
单选题In launching a covered lifeboat，what would safely lower the lifeboat from inside the lifeboat cabin?（）A
Frapping lineB
Tricing lineC
Rottmer releaseD
Winch remote control wire
考题
单选题When ship navigating in rough sea, the first measure taken by the chief engineer to prevent the overload should be（）A
cleaning fuel oil, lubricating oil and seawater filterB
reducing fuel feeding of the main engine appropriately or reducing the pitch angle of propellerC
using low sea chestD
closing the skylight and the ventilation opening, which doesn’t affect the normal work of equipments
考题
单选题Which of the following items isn’t belonging to Docking survey?（）A
Examination of the shell including bottom, side and bow platingB
Examination of sea suctions, overboard discharging valves and sea chestsC
Load testing of lifeboat launching devicesD
Poker gauge of propeller shaft taken
考题
单选题Frapping lines are fitted to lifeboat davits to（）.A
secure the lifeboat in the davits when in the stowed positionB
bring the lifeboat close along the rail in the embarkation positionC
give the occupants a safety line when the boat is being lowered from the embarkation levelD
reduce the swinging of the lifeboat at the embarkation level
考题
单选题Frapping lines（）.A
secure the lifeboat in the davits when in the stowed positionB
bring the lifeboat close alongside the rail in the embarkation positionC
give the occupants a safety line when the boat is being lowered from the embarkation levelD
reduce the swinging of the lifeboat at the embarkation level
考题
单选题In rough weather，when a ship is able to maneuver，it is best to launch a lifeboat（）.A
on the lee sideB
on the windward sideC
with the wind dead aheadD
with the wind from astern
考题
单选题Small floes of rough，hummocky sea ice capable of damaging a vessel（）.A
can usually be detected by radar in a smooth sea at a range of 4 to 6 kilometersB
are indistinguishable from sea return on the PPIC
are invisible to radar when covered with a thick layer of snowD
are usually seen at night before they are close enough to provide a radar echo
考题
单选题When launching an open lifeboat by falls，the boathooks should be（）.A
secured forward and aft where readily availableB
secured amidships where they will not hinder the personnelC
used for fending offD
used for picking up survivors in the water
考题
单选题Each open lifeboat carried on a vessel on an international voyage must have（）.A
hand-propelling gearB
a davit span with at least 2 lifelinesC
a mast and a sailD
a motor
考题
单选题Limit switches（）.A
control the descent rate of a lifeboatB
control the ascent rate of a lifeboatC
cut off power to the winch when the lifeboat nears the final stowed positionD
cut off power to the winch when the lifeboat reaches the davit bumpers
考题
单选题What is TRUE concerning frapping lines?（）A
They are used to steady a lifeboat when loweredB
They are normally attached to the davit spanC
They are needed only on radial davitsD
They are used to clear the puddings
考题
单选题Steering a motor lifeboat broadside to the sea could cause it to（）.A
capsizeB
run smootherC
run fasterD
sink
考题
单选题When ship navigating in rough sea, the correct operation is （）A
navigating with a low diesel engine speedB
navigating with a stable diesel engine speedC
increasing the efficiency of propellerD
increasing fuel injection
考题
单选题Which sequence is correct when launching a lifeboat stowed in gravity davits?（）A
Release gripes，turn on emergency disconnect switch，release frapping linesB
Release tricing pennants，turn on emergency disconnect switch，release frapping linesC
Operate limit switches，release gripes，lift brakeD
Release gripes，lift brake，release tricing pennants
考题
单选题When abandoning ship，after launching the motor lifeboat you should（）.A
plot a course for the nearest landB
take a vote on which direction you should goC
stay in the immediate areaD
go in one direction until fuel runs out
考题
单选题What is required by regulations concerning the stowage of lifeboats on cargo vessels?（）A
Each lifeboat must have a launching applianceB
Launching appliances must be of the gravity typeC
There may not be more than two launching appliances on the same deckD
All of the above
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