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【判断题】

0头盔主要保护消防员头部不受火焰烫伤,但它经受不了撞击。( )

A.
正确
B.
错误
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题目标签：头盔撞击头部
参考答案：
参考解析：
.
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【单选题】Some people think of life as a game. There are similarities between life and games;both can be played, both have rules, and both turn out winners and losers. There are differences___56___the two, howe...
A.
A
B.
B
C.
C
D.
D
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【简答题】【名词解释】头部控制
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【单选题】A Frenchman (法国人) once came (来，出现) to London to study. He lived at his friend’s home. He worked very hard (41) his lessons. Every morning, he often (42) reading by the window. His friend, John, liked...
A.
is
B.
said
C.
means
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【单选题】Some people think of life as a game. There are similarities between life and games;both can be played, both have rules, and both turn out winners and losers. There are differences___56___the two, howe...
A.
A
B.
B
C.
C
D.
D
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【判断题】0头盔主要保护消防员头部不受火焰烫伤,但它经受不了撞击。( )
A.
正确
B.
错误
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【单选题】上击器主要由撞击接头、（）、摩擦卡瓦、调解环、外壳等组成。
A.
花键
B.
防松弹簧
C.
压紧螺帽
D.
摩擦心轴
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【简答题】摩托车头盔
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【判断题】撞击型水雾喷头喷出消防水适用于扑救电气火灾。()
A.
正确
B.
错误
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【单选题】头部15点中的E.P就是（）
A.
耳点
B.
顶部点
C.
黄金点
D.
中心点
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【单选题】下列关于撞击吸收结构的描述中，哪项说法是不正确地？（）
A.
它有效地将撞击能量集中到乘员舱
B.
它有效的分散乘员舱上的撞击能量
C.
它靠吸收撞击能量来降低减速度
D.
前后侧梁上均有能量吸收区域
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