题目内容

刮痧后红色栗粒状、丘疹样、大片状潮红高起,都属于正常痧象范围。()

A. 正确
B. 错误

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对开口设备来说,当温度超过(),电化学腐蚀速度随温度升高反而减小。

A. 50℃
B. 60℃
C. 80℃
D. 100℃

由于超程的存在,使触头在()能有一定的终压力,以保证触头接触良好。

A. 闭合过程中
B. 研磨时
C. 磨损或振动时
D. 闭合后

提升信号系统由电源变压器、开关、按钮、信号指示灯、电铃或汽笛、维电器、线路及其他电气元件等组成。

A. 正确
B. 错误

Which three statements must be true before transporting a tablespace from a database on one platform to a database on another platform?()

A. Both source and target database must be the same character set
Both source and target database must have the same endian format
C. The COMPATIBLE parameter must be the same in the source and target databases.
D. The minimum compatibility level for both the source and target database must be 10.0.0.
E. All read-only and offline data files that belong to the tablespace to be transported must be platform aware.

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