题目内容

25Hz相敏轨道电路﹙旧型﹚送电端有扼流变压器时,其电阻R为()

A. 2.2Ω
B. 2.4Ω
C. 4.2Ω
D. 4.4&Omega

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A System p administrator is currently working on a problem with IBM Support. The administrator feels that their expectations are not being met on this problem. What is the IBM recommended procedure to ensure that the request is handled appropriately ()

A. Request to change the severity to 1.
B. Request to speak to the Duty Manager.
C. Request to escalate the problem to development.
D. Call IBM Support again and restart the proce

简易防化服只能()使用。

起落架正常放出的顺序是()。

A. 门开→起落架放下→门关→取消起落架放下信号
B. 门开→起落架放下→门关→保持起落架放下信号
C. 门开→起落架放下→门关→取消起落架收上信号
D. 门开→起落架放下→门关→保持起落架收上信号

技术交底资料只有当签字齐全以后才告生效。

A. 正确
B. 错误

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