单项选择题
A.fireman's outfit B.low-velocity spray applicator C.marine strainer D.pick axe
Each fire hydrant must have at least one spanner and at...
单项选择题Each fire hydrant must have at least one spanner and at least one（）.
A.hose rack or reel B.all purpose nozzle C.foam applicator D.pick axe
Each fire hose coupling on a ship must have threads tha...
单项选择题Each fire hose coupling on a ship must have threads that meet the specifications of the（）.
A.American Petroleum Institute B.National Standard Firehose Coupling C.American Society of Mechanical Engineers D.Underwriter's Laboratories，Inc
During the required periodic abandon ship drill aboard ...
单项选择题During the required periodic abandon ship drill aboard a ship，each person not assigned duties in the muster list is（）.
A.instructed in the use of portable fire extinguishers B.shown a video demonstrating lifeboat launching C.instructed in the use of life jackets D.not required to attend the boat drill
