(二) Fire protection systems and fire-fighting systems and appliances include:（20 分）
1. fire mains, fire pumps and hydrants, including hoses, nozzles and international shore connections;
2. fixed fire-extinguishing system;
3. portable extinguishers;
4. automatic sprinkler systems and fire detectors;
5. ventilation systems, including fire and smoke dampers, fans and their controls;
6. emergency shutdown of fuel supply;
7. fire doors;
8. general emergency alarm systems;
9. emergency escape breathing devices;
10. fire-fighter outfits.
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