液态抑制剂污染催化剂后,正确的处理方法是()。
A、置换循环水
B、氮气置换循环气
C、再开车时提负荷速度要慢
D、氮气置换时适当提高循环气温度
参考答案:A, B, C, D
Before he finally sent its copies off to be handed out among members of the committee, he went over it again and made sure that no item of importance was ______.
A.checked out
B.crossed out
C.dropped out
D.left out
出自三国两晋南北朝时期的著作是()
A.《逐月养胎方》
B.《疗妇人癥》
C.《小品方》
D.《范氏疗妇人方》
E.《十产论》