单项选择题
A.At least two lifeboats B.A radiotelephone C.A radio direction finder D.None of the above
All portable fire extinguishers must be capable of bein...
单项选择题All portable fire extinguishers must be capable of being（）.
A.carried by hand to a fire B.carried or rolled to a fire C.recharged in the field D.used on class "B" fires
All personnel on board a vessel should be familiar with...
单项选择题All personnel on board a vessel should be familiar with the rescue boat’s（）.
A.boarding and operating procedure B.maintenance schedules C.navigational systems D.fuel consumption rates
All OSV personnel should be familiar with survival craf...
单项选择题All OSV personnel should be familiar with survival craft（）.
A.boarding and operating procedures B.maintenance schedule C.navigational systems D.fuel consumption rates
