你可能感興趣的試題

單項(xiàng)選擇題

CO₂ extinguishes a fire by（）.

A.cooling
B.smothering
C.chemical action
D.All of the above

單項(xiàng)選擇題

Cargo transfer operations on a tanker need NOT be stopped when（）.

A.a tug comes alongside while the tanker is loading grade D and E cargoes
B.a large，fresh oil spill is discovered immediately adjacent to the side of the tanker
C.there is an electrical storm in the vicinity
D.there is a fire on the dock or on a nearby vessel

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Combustible gas indicators measure the presence of combustible gas as a percentage of the（）.

你可能感興趣的試題

CO2 extinguishes a fire by（）.

Cargo transfer operations on a tanker need NOT be stopped when（）.

CO₂ extinguishes a fire by（）.