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单选题
On all vessels equipped with refrigeration units of over 20 cubic foot capacity, （）.
A
a gas mask suitable for protection against each refrigerant used, or a self contained breathing apparatus must be provided
B
it is the sole responsibility of the chief engineer to ascertain that all members of the engineering department are familiar with the use of gas masks or breathing apparatus
C
spare charges shall be carried for at least 50% of each size and variety of gas masks and/or self contained breathing apparatus
D
all of the above
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更多 “单选题On all vessels equipped with refrigeration units of over 20 cubic foot capacity, （）.A a gas mask suitable for protection against each refrigerant used, or a self contained breathing apparatus must be providedB it is the sole responsibility of the chief engineer to ascertain that all members of the engineering department are familiar with the use of gas masks or breathing apparatusC spare charges shall be carried for at least 50% of each size and variety of gas masks and/or self contained breathing apparatusD all of the above” 相关考题
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Oceangoing dry bulk cargo vessels over 1000 GT must have approved combination-type fire nozzles at all ______．A.Fire stations aboard the vessel，except for those in open deck areas weatherdeck and cargo hold fire stationsB.Interior fire stationsC.Engine room fire stationsD.All of the above
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考题
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单选题The function of （） in a refrigeration plant using Freon is to move moisture from all refrigeration system.A
filterB
filter drierC
heat exchangerD
air cooler
考题
单选题Oceangoing dry bulk cargo vessels over 1000 GT must have approved combination-type fire nozzles at all（）.A
fire stations aboard the vessel，except for those in open deck areas weatherdeck and cargo hold fire stationsB
interior fire stationsC
engine room fire stationsD
all of the above
考题
单选题Which information must automatic identification systems (AIS) automatically provide to appropriately equipped shore stations，vessels and aircraft? （）A
Vessel's typeB
Vessel's courseC
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单选题Fire protection regulations for towing vessels require that drills be conducted on board the vessel as if there were an actual emergency. Drills include all of the following，EXCEPT（）.A
testing all alarm and detection systemsB
breaking out and using the vessel's emergency equipmentC
participation by selected crew membersD
one person putting on protective clothing，if the vessel is so equipped
考题
单选题Sailing vessels are stand-on over power-driven vessels except（）.A
in a crossing situationB
in a meeting situationC
when they are the overtaking vesselD
on the inland waters of the PR China
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单选题On vessels over 100 gross tons，whose responsibility is it to ensure that all able seamen in the vessel’s crew have the documents and qualifications required by law and regulation?（）A
Master of the vesselB
USCG Officer in Charge of Marine InspectionC
Owner or operator of the vesselD
Company's personnel director
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objectiveB
traditionalC
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sail atB
exceptC
proceed atD
steam over
考题
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Two approved Class B EPIRBs
考题
单选题Vessels required to be equipped with an approved backfire flame arrester are（）.A
those with diesel enginesB
all those with gasoline enginesC
those with large engines onlyD
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考题
单选题All self-propelled vessels on an international voyage must be equipped with how many Emergency Position Indicating Radiobeacons (EPIRB)（）?A
One approved Class A EPIRBB
Two approved Class A EPIRBsC
One approved Class B EPIRBsD
Two approved Class B EPIRBs
考题
单选题Which of the following statements is TRUE regarding automatic identification systems (AIS)? （）A
AIS is a global tracking system that relies upon INMARSAT C service to communicate vessel position and other safety related information to similarly equipped vessels，aircraft and shore stations within the areaB
AIS is a short-range 3 cm X-band radar system that automatically sends a vessel's position and other safety related information to similarly equipped vessels，aircraft and shore stations within the areaC
AIS is a short-range VHF-FM system that automatically broadcasts a vessel's position and other safety related information frequently to similarly equipped vessels，aircraft and shore stations within the areaD
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考题
单选题Radar reflectors are required for（）.A
all fishing vessels over 39 feet in lengthB
sail-propelled fishing vesselsC
all fishing vessels of less than 200 GTD
wooden hull fishing vessels with a poor radar echo
考题
单选题Radar reflectors are required for（）.A
all fishing vessels over 39 feet in lengthB
sail-propelled fishing vesselsC
all fishing vessels of less than 200 GTD
wooden hull fishing vessels with a poor radar echo
考题
单选题For use as protection from gas leaking from a refrigeration unit，each ship must be equipped with a（）.A
portable ventilation systemB
flame safety lampC
self-contained breathing apparatusD
gas mask
考题
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inspected weeklyB
worn at all timesC
readily availableD
tested yearly
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单选题Regulations require that tank vessels handling grade B liquids shall have their cargo pumps separated from all sources of vapor ignition by（）.A
cofferdamsB
empty cargo spacesC
gas tight bulkheadsD
areas equipped with power ventilation
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