When an oil fire has been extinguished, the surface of the oil should be kept covered with foam to prevent （）.<br>A:air from contacting the oil vapors<br>B:permitting re-ignition boiling of the heated oil<br>C:spontaneous combustion below the oil surface<br>D:toxic fumes from escaping to the surface

When an oil fire has been extinguished, the surface of the oil should be kept covered with foam to prevent （）.
A:air from contacting the oil vapors
B:permitting re-ignition boiling of the heated oil
C:spontaneous combustion below the oil surface
D:toxic fumes from escaping to the surface

出自：海船船员证

提示：
同一【IP】的非会员用户每天可免费获取10次答案

收藏本站【zk.995w.com】，下次访问不迷路

本站试题总数:【10252937】个 (题库试题定时更新)