题目内容

插秧后晒苗3天,促进扎根,然后上水

A. 正确
B. 错误

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甲烷化炉出口CO和C2O含量必须小于()。

海上货物运输合同中托运人的基本义务有哪些?

职业道德既可以使从业人员对自己的行为产生安全感,也可以使该行业的服务人群对从业人员的行为有评判标准。

A. 正确
B. 错误

After you have restored and recovered a database to a new host by using a previously performed Recovery Manager (RMAN) backup, which is the best option you would consider for the new database?()

A. Opening the database in RESTRICTED mode
B. Opening the database with the RESETLOGS option
C. Setting a new DBID for the newly restored database
D. Restoring the server parameter file (SPFILE) to the new host

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