CO2 extinguisher is for an electrical fire.() A. 二氧化碳灭火器用于灭普通火。 B. 二氧化碳灭火器用于灭电火。 C. 二氧化碳灭火器用于灭油火。 D. 二氧化碳灭火器用于灭木质火。 相关知识点: 试题来源: 解析 B.二氧化碳灭火器用于灭电火。反馈 收藏 ...
C。解析:Carbon dioxide fire extinguisher is suitable for electrical fires as it does not conduct electricity. Water fire extinguisher is not suitable as water conducts electricity and can cause electric shock. Dry powder fire extinguisher can be used for many types of fires but not the best for...
The ideal fire extinguisher for electrical fires is a “Class C Type” fire extinguisher designed to put out electrical fires by suffocating the fire with carbon dioxide at full pressure. This minimizes the fire’s ability to fully react with the oxygen in the air, therefore minimizing its spre...
aCO2 fire extinguisher for electrical fire (main switch, sub main switch, distribution board etc), if a distribution board is available at a production area two types of extinguishers must be present (DCP and CO2) 二氧化碳灭火器为电子火(主要开关、次级主要开关,配电屏等),如果配电屏是可利用的在...
CO2 Fire Extinguishers ,known as Carbon Dioxide Fire Extinguishers or Carbon Dioxide Extinguisher, are suitable for electrical fires(Class E).And these are also the choice for flammable liquid fires(Class B) with black label. • Class E-electrical fires: involving equipment...
Fire extinguishers (灭火器) are marked according to the kind of fire on which they should be used. Using the wrong type of extinguisher can be dangerous and make things worse. Type A extinguishers are used for fires on paper, cloth, wood, rubber, many plastics and so on. These types of...
以及Make sure you have the correct type of fire extinguisher,可推断出在使用灭火器之前,要检查一下你是否选择对了合适的灭火器,选B。 【3】词义猜测题。Sweep the sprary from side-to-side at the fire’s base until it goes out. 这句话的意思是用喷雾从一边到另一边扫射大火的基部,直到它不再闪烁...
Fire extinguishers (灭火器) are marked according to the kind of fire on which they should be used. Using the wrong type of extinguisher can be dangerous and make things worse.Type A extinguishers are used for fires on paper, cloth, wood, rubber, many plastics and so on. These types of ...
A fire extinguishing system for an electrical appliance, such as a television receiver, in which a generally-tubular container, filled with a synergistic mixture of an alkali metal or alkaline earth metal carbonate or bicarbonate and a synthetic metal silicate, is mounted in the cabinet, a ...
切不可用水或泡沫灭火器灭火,因为它们有导电的 When has the electrical fire, should the dump, with the yellow sand, the carbon dioxide, and so on the fire extinguisher fire fighting, cut may not the water used or the foam fire extinguisher fire fighting, because they have the electric ...