What is intended primarily for combustible liquids, and extinguishes a fire by floating on top of the liquid, thus isolating the liquid from a supply of oxygen?
AHalon
BFoam正確答案
CSeawater sprinkling system
DCarbon-dioxide
答案與詳解
為什麼答案是 B
泡沫(Foam)能漂浮於可燃液體表面形成覆蓋層，有效隔絕氧氣，完全符合題意描述。
載入中…
