【单选题】安全生产必须把好“六关”,“六关”包括( )。
A.
措施关、交底关、教育关、防护关、检查关、改进关
B.
计划关、交底关、教育关、监控关、检查关、改进关
C.
计划关、培训关、教育关、防护关、检查关、改进关
D.
措施关、培训关、教育关、监控关、检查关、改进关
【多选题】A家具生产企业木加工车间内有油漆木制件的砂、抛、磨加工等工序,车间内有有机溶剂和废弃的油漆桶等。车间的除尘净化系统采用反吹布袋除尘器。因新增了设备并扩大了生产规模,致使车间内粉尘浓度超标。为了治理车间内粉尘污染,将布袋除尘器由原有的4套增加到8套,车间内木粉尘浓度经处理后小于10mg/m3。 2008年7月5日9时20分,除尘净化系统3号除尘器内发生燃爆着火,并瞬间引起4号除尘器内燃爆着火,造成燃...
【多选题】根据事故产生的原因可以将设备事故分为( )
【简答题】Who does the author say tend to identify themselves with the characters in s? [A] age girls. [B] Older women. [C] Men in their 20s. [D] Men 50 and older.
【单选题】Students of United States history, seeking to identify the circumstances that encouraged the emergence of feminist movements, have thoroughly investigated the mid-nineteenth century American economic ...
A.
insufficiently aware of the ideological consequences of the Seneca Falls conference.
B.
overly concerned with the regional diversity of feminist ideas in the period before 1848.
C.
insufficiently concerned with the social conditions out of which feminism developed.
D.
insufficiently familiar with the international origins of 19th-century American feminist thought.
【单选题】Students of United States history, seeking to identify the circumstances that encouraged the emergence of feminist movements, have thoroughly investigated the mid-nineteenth-century American economic ...
A.
Study influential economic and social conditions.
B.
Identify the origin of feminist movements.
C.
Fully analyze the development of feminist ideas.
D.
Realize the international origins of the 19th century American feminist thought.
【简答题】根据反馈信号的频率,反馈可分为 ()反馈