题目内容

自2012年7月份开始,我国合理调整城市居民生活用水价格,稳步推进阶梯式水价制度,推进农业水价综合改革,探索实行农民定额内用水享受优惠水价,超定额用水累进加价的办法,积极推进水价改革。这是因为()①我国供水价格仍然过低,难以反映水资源的稀缺价值②阶梯水价比较科学,但要考虑低收入群体的支付能力③实行梯级水价,让用水多的多花钱,用价格杠杆促进资源节约④发挥政府的主导作用,加大公共财政对水利的投入

A. ①④
B. ②③
C. ①③
D. ②④

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CT最早用于颅脑检查,对颅脑疾病具有很高诊断价值。适用于颅脑外伤、脑血管意外、脑肿瘤、新生儿缺氧缺血性脑病、颅内炎症、脑实质变性、脑萎缩、术后和放疗后复查以及先天性颅脑畸形等。扫描基线有听眦线、听眉线和听眶线。颅脑增强扫描分为平扫后增强扫描和直接增强扫描两种方法。平扫后增强扫描是在乎扫基础上加做的增强扫描。直接增强扫描是注入对比剂后的逐层连续扫描。关于颅脑冠状位扫描技术的描述错误的是()

A. 患者体位有颌顶位和顶颌位
B. 颌顶位,听眦线与台面趋于平行
C. 顶颌位,正中矢状面与台面中线垂直
D. 层厚与层间距,视被检部位的大小选择3~5mm
E. 头皮下软组织病变,首选冠状位扫描

当浓酸倾撒在室内时,应先用碱中和,再用水冲洗。

A. 正确
B. 错误

You work as the enterprise exchange administrator at Company.com.The Company.com network consists of a single Active Directory domain named Company.com.Company.com has an Exchange Server 2010 organization.the Company.com contains an exchange server 2010 client access server named -ex19.you have received instructions from the cio to set up certificates to support the following: Auto discover outlook anywhere exchange active sync.What should you do?()

A. the best option is to reissue a self-signed certificate to -ex19.
B. The best option is to set up the default Web site to require SS
C. The best option is to issue a trusted certificate that has multiple subject alternate names.
D. The best option is to install Active Directory Rights Management Service (AD RMS) on a member server.

患者女,28岁。因头晕、乏力1个月、孕33周入院。既往体健。查体:两肺呼吸音清晰。心脏不大、心率88次/分、律齐无杂音。肝脾不大。双下肢水肿。Hb58g/L、WBC4.2×109/L、PLT180×109/L、血清铁蛋白8Vg/L、血清铁10μg/L诊断为缺铁性贫血。给予输注全血400ml,速度是每分钟80滴。血还剩20ml输完,患者突感心悸、呼吸困难、被迫坐起、咳嗽、咯粉红色泡沫样痰。血压150/90mmHg、心率130次/分,颈静脉怒张、双肺可闻及湿性啰音。患者最好输注()

A. 悬浮红细胞
B. 去白红细胞
C. 洗涤红细胞
D. 辐照红细胞
E. 年轻红细胞

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