完整的企业级应急预案由()构成。 ["总预案","程序文件","指导说明书","记录"]
适于湿藏的种子是()。
下列关于日环食带分布叙述正确的是() ["日环食带主要分布在西半球","日环食带主要分在中纬度地区","日环食在北半球无法观测到","日环食带主要分布在热带地区"]
Water enters the rotating impeller through the entry, known as “()”, at the centre. ["eye","hole","balance holes","opening"]
幽默语使用中,以诙谐、幽默的口吻曲解言语而形成幽默的形式叫()。 ["巧借话题","曲解词语","反语","一语双关"]
远动设备包括哪些内容?