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한국어 Translations » 历史存档[信息] » 안전소방 매일 한 문제 (12.29)

안전소방 매일 한 문제 (12.29)

2016-12-29View Original

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이 게시글은 마지막으로 fight3558586에 의해 2017-2-10 07:57에 수정되었습니다.
단일 선택 문제: 1. 다음 물질들 중, ( )의 화재는 B류 화재에 해당합니다.A、목재 B、아스팔트 C、나트륨 D、가스
2、방화벽의 내화 시간은 ( )입니다. A、3시간；　B, 3.5시간；　C, 5시간；　D, 6시간 참고**: B A
Reply #22016-12-29
단일 선택문제 1. 다음 물질들 중, (B)의 화재는 B류 화재에 해당합니다. A、목재 B、아스팔트 C、나트륨 D、가스
2. 방화벽의 내화 시간은 (A)입니다. A、3시간；　B, 3.5시간；　C, 5시간；　D, 6시간

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Translated at 2026-07-23 03:02:13

Original: https://bbs.hcbbs.com/thread-1656921-1-1.html

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