题目内容

普碳钢中,Mn/Si控制在()左右,可得到完全液态的脱氧产物,以改善钢水流动性。

A. 2.5
B. 3.0
C. 3.5

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生产经营单位应当具备本法和有关法律、行政法规和国家标准或者行业标准规定的安全生产条件;不具备安全生产条件的,可以先从事生产经营活动。

A. 正确
B. 错误

饭店的作用

You administer an online transaction processing (OLTP) system whose database is stored in Automatic Storage Management (ASM) and whose disk group use normal redundancy. One of the ASM disks goes offline, and is then dropped because it was not brought online before DISK_REPAIR_TIME elapsed. When the disk is replaced and added back to the disk group, the ensuing rebalance operation is too slow. Which two recommendations should you make to speed up the rebalance operation if this type of failure happens again?()

A. Increase the value of the ASM_POWER_LIMIT parameter.
B. Set the DISK_REPAIR_TIME disk attribute to a lower value.
C. Specify the statement that adds the disk back to the disk group.
D. Increase the number of ASMB processes.
E. Increase the number of DBWR_IO_SLAVES in the ASM instance.

黄河车配备水带数是80MM、12盘,65MM,8盘。

A. 正确
B. 错误

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