题目内容
压力水雾灭火系统，它采用高压力水泵，通过高压水管特殊的喷嘴作用产生________，从而达到冷却和灭火效果. Pressurized water mist fire extinguishing system which uses a high pressure water pump to generate ______through a special nozzle of a high pressure water pipe, achieving cooling and fire extinguishing effects.
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由于海上水资源丰富，船舶利用________扑灭一般火灾是最常见和最普遍. Because of the abundant water resources at sea, it is the most common way for ships to use _____to extinguish general fires.
火箭降落伞火焰信号属于救生________?Rocket parachute flame signals is one of______ .
救生衣颜色一般为________？The life jacket color is generally ____.
船上的救生圈至少一半应带________.At least half of the lifebuoys on board should have ____
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