A.hydrocarbon gas
B.carbon monoxide gas
C.carbon dioxide gas
D.freon gas
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A.oil stained shoes or clothing
B.sharp objects that may puncture or damage the liferaft
C.matches or cigarette lighters
D.drugs or paraphernalia not approved by a medical doctor
A.cutting the old line off and renewing same
B.an approved servicing facility ashore
C.opening the case and replacing the entire line
D.one of the ship's officers
A.12 months
B.15 months
C.17 months
D.18 months
A.a Very pistol
B.a towing connection
C.a portable radio
D.canned milk
A.there is burning oil on the water
B.there is a rescue craft in the area
C.water temperature is below 40°F
D.a rigid survival craft is in the area
最新試題
If an inflatable liferaft is to be released manually，where should the operating cord be attached before throwing the raft overboard?（）
Prior to entering a davit-launched liferaft，you should make sure that（）.
To inflate a davit launched liferaft you（）.
The most important thing to remember when launching an inflatable liferaft by hand is to（）.
Prior to boarding from a vessel，a davit-launched liferaft should be well ventilated of excess（）.
If you find an inflatable liferaft container with steel bands around the case，you should（）.
Inflatable liferafts shall be serviced at an approved servicing facility every 12 months or not later than the next vessel inspection for certification. However，the total elapsed time between servicing cannot exceed（）.
The capacity of any liferaft on board a vessel can be determined by（）.
Signaling devices which are required on inflatable liferafts include（）.
The operating cord on an inflatable liferaft also serves as a（）.