题目内容

救生衣颜色一般为____？The life jacket color is generally .

A 红色 Red
B 蓝色 Blue
C 橙黄色 Orange
D 紫色 purple

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火箭降落伞火焰信号属于救生__?Rocket parachute flame signals is one of .

A 视觉信号 visual signals
B 辅助信号 Auxiliary signal
C 声音信号 Sound signal
D 无线电信号 Radio signal

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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.

A 泡沫 Foam
B 海水 Sea water
C 淡水 Freshwater
D 氮气 Nitrogen

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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.

A 泡沫 Foam
B 雾粒 mist particles
C 蒸汽
D 氮气

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必须完全确认处所没有人员存在时施放的灭火系统为________？Which fire extinguishing system must be completely confirmed that no person exists in the premises.

A 泡沫灭火系统 Foam fire extinguishing system
B 水灭火系统 Water fire extinguishing system
C 自动喷水系统 Automatic water spray system
D 固定式二氧化碳灭火系统 carbon dioxide fire extinguishing system

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救生衣颜色一般为________？The life jacket color is generally ____.

A 红色 Red B 蓝色 Blue C 橙黄色 Orange D 紫色 purple

火箭降落伞火焰信号属于救生________?Rocket parachute flame signals is one of______ .

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.

必须完全确认处所没有人员存在时施放的灭火系统为________？Which fire extinguishing system must be completely confirmed that no person exists in the premises.

救生衣颜色一般为____？The life jacket color is generally .

A 红色 Red
B 蓝色 Blue
C 橙黄色 Orange
D 紫色 purple

火箭降落伞火焰信号属于救生__?Rocket parachute flame signals is one of .

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.