Fuel oil tanks must be fitted with （） that can be closed rapidly and remotely in the event of an emergency such as a fire.
- Astop valves
- Bnon-return valves
- Cquick closing valves
- Drelief valve
问题
Fuel oil tanks must be fitted with （）
参考解析：
分类：船舶电气与船舶安全题库
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