A ship's water supply system consists of a specific number of______ located at strategic positions across the ship.(1.0)
A.fire axes B.portable extinguishers C.fire hydrants D.CO2gas正确答案C
A ship's water supply system consists of a specific number of______ located at strategic positions across the ship.(1.0)
A.fire axes B.portable extinguishers C.fire hydrants D.CO2gas正确答案C