单项选择题
A.protected against freezing B.locked to prevent theft C.numbered sequentially D.pressurized at all times
Each hose in the fuel transfer system for helicopter re...
单项选择题Each hose in the fuel transfer system for helicopter refueling must meet the standards of the（）.
A.Federal Aviation Administration B.Corps of Engineers C.National Fire Protection Association D.National Transportation Safety Board
Each hand portable fire extinguisher must be marked wit...
单项选择题Each hand portable fire extinguisher must be marked with（）.
A.the name of the vessel on which it is located B.the date that it was installed C.the names of the individuals qualified to use it D.an identification number
Each fireman’s outfit and its spare equipment on a vess...
单项选择题Each fireman’s outfit and its spare equipment on a vessel must be stowed（）.
A.in a locked cabinet in the machinery space B.in an unlocked cabinet in the machinery space C.in a separate and accessible location D.at a fire hydrant location
