Though sea water is the best mode of fighting fire, the main emergency fire fighting system can only be used on fires of___________.(1.0)
A.Type A B.Type B C.Type C D.Type D正确答案A
Though sea water is the best mode of fighting fire, the main emergency fire fighting system can only be used on fires of___________.(1.0)
A.Type A B.Type B C.Type C D.Type D正确答案A
