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单选题
Main steam and exhaust pipes for winches and similar gear shall not pass through crew accommodation nor, whenever technically possible, through alleyways leading to crew accommodation; where they do pass through such alleyways, they shall be adequately （）.
A
ventilated and tagged
B
ventilated and cooled down
C
insulated and encased
D
insulated and warmed up
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考题
The spur geared mooring winches have advantages over worm geared ones in .A.higher efficiency of the gear train while reversingB.the higher gear ratioC.the multi-start featureD.higher recovering speed
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An indication of an overloaded main propulsion diesel engine is( ).A.white smoke in the exhaustB.high exhaust gas pyrometer readingsC.sparks in the exhaustD.blue smoke in the exhaust
考题
Vessel shall possess International Cargo Gear Certificates ______ duration of Charter Party showing winches and derricks in order．A.validity inB.valid forC.effective atD.effectiveness for
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A vessel used for international service shall possess ______ valid for duration of charter party showing winches and derricks in order．A.International Cargo Gear CertificateB.International Loadline CertificateC.International Safety Construction CertificateD.International Seaman Identification
考题
单选题All items such as steam pipes, exhaust pipes and fittings which, because of their location and operating temperature, present a hazard should be adequately lagged.That means the items should（）A
not be put into operation too earlyB
be pay adequate attention toC
be used only when necessaryD
be coated with certain material
考题
单选题The majority of automatic mooring winches are spur geared to improve the backward efficiency of the gear train for rendering（）A
spur gearedB
screw gearedC
worm gearedD
belt driven
考题
单选题One characteristic of a pulse type turbo-charging system is（）A
high average exhaust manifoldB
greatly fluctuating inlet manifold pressureC
constant exhaust manifold pressureD
multiple exhaust pipes to the turbocharger
考题
单选题For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?（）A
the temperature and flow quantity of the exhaust gas from M.EB
the quantity of steam demandedC
the rotary speed and the cooling water temperature of main engineD
efficiency of M.E turbocharger
考题
单选题The spur geared mooring winches have advantages over worm geared ones in（）A
higher efficiency of the gear train while reversingB
the higher gear ratioC
the multi-start featureD
higher recovering speed
考题
单选题Engine room fires have been started by neglected oil leaks dripping on to hot pipes or exhaust manifolds （） insulation has not been replaced after maintenance.A
whichB
whenC
whoseD
what
考题
单选题Which of the following is NOT true according to the passage?（）A
Both the main steering gear and the auxiliary steering gear should be operatedB
The alarms fitted to the remote control system should be operatedC
The emergency generator compartment should be checkedD
The communication system between the bridge and the steering gear compartment should be operated
考题
单选题Large pipes or （） are fitted between the steam and water drums to ensure good natural circulation of water.A
fire-tubesB
furnacesC
down-comersD
soot-blowers
考题
单选题The cargo gear includes（）.A
derrick, winches, cargo ropes and wiresB
derricks, windlass, capstanC
hatch covers, derricks, windlassD
cranes, hatches, lashing wires
考题
单选题The（）is fitted in the main steam supply line and is usually of the non-return type.A
main steam stop valveB
auxiliary steam stop valveC
feed check or control valveD
blow down valve
考题
单选题A vessel used for international service shall possess （）valid for duration of charter party showing winches and derricks in order.A
International Cargo Gear CertificateB
International Loadline CertificateC
International Safety Construction CertificateD
International Seaman Identification
考题
单选题The exhaust boilers are used to recover some of （） carried in the exhaust gas from the main engine.A
waterB
oilC
heatD
steam
考题
单选题Worm geared automatic mooring winches are （） as the multi-start feature reduces the advantage of worm gear iethe high gear radio.A
popularB
commonC
in lead positionD
uncommon
考题
单选题In a two-stroke/cycle diesel engine, the exhaust gases are expelled from the cylinder by the（）A
exhaust manifoldB
valve bridgeC
pressure of the fresh air chargeD
valve adjusting gear
考题
单选题Vessel shall possess International Cargo Gear Certificates （） duration of Charter Party showing winches and derricks in order.A
validity inB
valid forC
effective atD
effectiveness for
考题
单选题Ship’s steering gear refers to（）.A
cargo handling machinesB
deck winches and derricksC
engine-room toolsD
course controlling system
考题
单选题During the PSC inspection, under the provisions of SOLAS 74, which one may not be regarded as clear grounds for ships’ detainment?（）A
failure of the proper operation of the main steering gearB
failure of the proper operation of electrical installationsC
leakage of domestic water pumpD
insulation of exhaust pipes in engine room contaminated by oil
考题
单选题Vessel shall possess（）valid for duration of charter Party showing winches and derricks in order.A
International Cargo Gear CertificateB
International Loadline CertificateC
International Safety Construction CertificateD
International Seaman Identification
考题
单选题The boiler is fired （） the demand for steam exceeds that available from exhaust gas heating.A
wheneverB
howeverC
whereverD
whether
考题
单选题An indication of an overloaded main propulsion diesel engine is （）A
white smoke in the exhaustB
high exhaust gas pyrometer readingsC
sparks in the exhaustD
blue smoke in the exhaust
考题
单选题Large pipes or down-comers are fitted between the steam drum and （） to ensure good natural circulation of water.A
fire-tubesB
furnacesC
water drumsD
water wall tubes
考题
单选题For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?（）A
the temperature and flow quantity of the exhaust gas from M/EB
the quantity of steam demandedC
the rotary speed and the cooling water temperature of main engineD
efficiency of M/ turbocharger
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