YB45包装机造成显示屏显示“内框纸卷耗尽”故障的原因之一是内框纸松卷中断。
参考答案:对
My boss hates interruptions, when he is trying to work.
A.occasionally
B.generally
C.specially
D.especially
《电业生产事故调查规程》对什么情况应从严处理?