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【自制英语字幕】高二美国学生Arul Mathur发明家庭灭火器F.A.C.E 小小一个威力大fire-activated extinguisher, 视频播放量 84、弹幕量 0、点赞数 0、投硬币枚数 0、收藏人数 0、转发人数 0, 视频作者 yoko197168, 作者简介 ,相关视频:灭火器的选用规则及使用方法,英语选
When it comes to home fire extinguishers, there's a variety of class types to choose from, and each type is ideal for different kinds of fires. Fire extinguishers are broken down into the following classes: Class A Fire Extinguisher These fire extinguishers ...
If you find a fire extinguisher at school, what should you do? A. Play with it. B. Leave it alone. C. Take it home. D. Tell the teacher. 相关知识点: 试题来源: 解析 D。在学校如果发现灭火器,应该告诉老师。选项 A 玩灭火器很危险。选项 B 不管它也不合适。选项 C 拿回家是错误的行为...
so it is rare for a Class D fire to occur outside of a laboratory. However, if you were to face a Class D fire, you should use a dry powder extinguisher.Class K Fires—This type of fire involves cooking oil. This is the most common type of fire to occu...
In the event of a fire,the correct use of a fire extinguisher,could mean the difference between suffer a minor loss or a major onethere are several things to consider when using fire extinguishers,you must know the class of fire involved and the correct
Class A Rating:Class A fire extinguishers are meant to be used against fires involving paper, wood, plastic, cloth and other ordinary combustible materials. Identified with the letter A inside a green triangle. Class B Rating:Extinguishers with a Class B rating are meant for putting out fires ...
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Wet Chemical Fire Extinguisher for K/F Class Fire US$25.00-35.00 / Piece High Quality CE En3 9L Foam Fire Extinguisher US$13.00-14.00 / Piece CE Quality ABC Powder Mini 1kg Fire Extinguisher US$7.00-8.00 / Piece Wholesale Class B 9L Foam Fire Fighting Extinguisher US$11.00-15.0...
things中的“After the fire appearsto be out, continue to watch the fire area to make sure it doesn'tstart burning again."可知,灭火后,仍需持续观察火场,避免火苗再起。故选C。4. B 根据文中 Have a clear exit route 中的“Before operatingthe fire extinguisher, make sure you have a clear ...