题目内容

砂浆拌合物的表观密度取()试验结果的算术平均值作为测定值,精确至()。

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遇到()级以上的大风时,禁止露天起吊重物。

A. 5
B. 3
C. 6
D. 8

()是指一笔业务的借方和贷方科目分别编制两张或两张以上的凭证。

A. 原始凭证
B. 记账凭证
C. 单式凭证
D. 复式凭证

Note the following functionalities of various background processes: 1:Record the checkpoint information in data file headers. CKPT 2:Perform recovery at instance startup. SMON 3:Cleanup unused temporary segments. SMON 4:Free the resources used by a user process when it fails. 5:Dynamically register database services with listeners. 6:Monitor sessions for idle session timeout. Which option has the correct functionalities listed for a background process()

Archiver Process (ARCn):1, 2,5
B. System Monitor Process (SMON):1,4,5
C. Process Monitor Process (PMON):4,5,6
Database Writer Process (DBWn):1,3,4

营业利润的计算公式是营业利润=()+其他业务利润﹣()﹣财务费用。

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