题目内容

-48V直流供电系统采用()只铅酸蓄电池串联。

A. 24
B. 25
C. 23
D. 48

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女,14岁,体格及智力发育与同龄人相似,已出现第二性征3年,一直无月经来潮。近1年常感下腹胀痛,每1~2月发作一次,每次持续3~4天,可自然缓解,近来偶于腹痛时伴有腰骶部胀痛及肛门坠胀,亦可自然缓解。2月前无意阎发现下腹部有一包块。查体:身高160cm,体重50kg,乳房发育良好,女性体态,其他系统查体未发现异常。为明确诊断,该患者首先应做何种检查()

A. 腹部B超
B. 胸部X线片
C. 妇科检查
D. 染色体检查
E. 血常规检查
F. 心电图检查
G. 肿瘤标志物检查
H. 肝肾功能检查

辨别药面的方法有几种?分别是?

Your network consists of a single Active Directory domain. All domain controllers run Windows Server 2008 R2. The Audit account management policy setting and Audit directory services access setting are enabled for the entire domain. You need to ensure that changes made to Active Directory objects can be logged. The logged changes must include the old and new values of any attributes. What should you do()

A. Enable the Audit account management policy in the Default Domain Controller Policy.
B. Run auditpol.exe and then configure the Security settings of the Domain Controllers O
C. Run auditpol.exe and then enable the Audit directory service access setting in the Default Domain policy.
D. From the Default Domain Controllers policy, enable the Audit directory service access setting and enable directory service changes.

在引导总锁下开放引导信号流程:()。

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