清退保密文件时,要( )
A.摘录文件内容B.复制原文C.按原文标注密级处理D.按平件清退
参考答案:C
磨煤机出口温度上升较快,应全开()门,关闭热风调门及热风隔绝门,维持磨煤机出口温度在正常值。
Don’t _______the day you stop suffering, because when it comes you’ll be dead.
A.look after
B.look up to
C.look for
D.look forward to