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...
根据Types of Fire Extinguishers (灭火器)中第一段“Using the wrong type of extinguish er can be dangerous and make things worse.(使用错误类型的灭火器可能是危险的,使事情变得更糟)”及第五段“Make sure you have the correct type of fire extinguisher before you try to use it.(在你尝试使用灭火...
百度试题 题目Besides water fire extinguisher, which kind of fire extinguisher is water based? A.foamB.wet chemicalC.powderD.carbon dioxide相关知识点: 试题来源: 解析 A 反馈 收藏
What kind of fire extinguisher should be selected for the construction of the computer room? at present, most of the fire extinguishing agents used in the fire extinguishing room are heptafluoropropane or mixed gas. Carbon dioxide is definitely not appropriate, because the temperature drop will cau...
the nozzle (喷嘴) at the base of the fire.Press the handle.Sweep the spray (喷雾) from side-to-side at the fire’s base until it goes out.【小题1】The purpose of the text is to .A.informB.persuadeC.entertainD.comment【小题2】What should you do before using a fire extinguisher?
The utility model provides a fire extinguisher, belonging to the field of fire protection technology equipment. 它解决了现有灭火器不能快速开启等技术问题. It solves the problem can not be quickly opened fire extinguishers and other technical problems. 一种灭火器,包括灭火器本体,灭火器本体内设有阀杆...
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 ...
CTypes of Fire Extinguishers(灭火器Fire extinguishers are marked according to the kind of fire on which they should be used. Usingthe wrong type of extinguisher can be dangerous and make things worse.Type A extinguishers are used for fires on paper cloth, wood, rubber many plastic and so on...
Nanjing Jiayi Fire Technology Co., Ltd is a professional leading supplier of fire extinguisher equipment in China. With quality products and competitive prices, we have grown rapidly to expand our business all over the world and gained good reputation in the fire fighting industry. We fully...
The first act of kindness that I can remember was when l was very little, I was six years old, my family and I had been out camping. Mom, Dad and sisters were ready to go home. As we put everything in the truck to go home, Dad ...