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由暴雨资料推求设计洪水的基本假定是什么？

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国家标准是指必须在全国范围内统一的标准，包括GB、GB/A、GB/D。

A. 正确
B. 错误

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患者男性，40岁，体重73kg，因“右前臂及腕部被热液烫伤后48小时”来诊。Ⅲ度烧伤面积2%，拟在臂丛麻醉下行右上肢前臂清创、皮瓣转移术。肌间沟法穿刺注药时，患者诉肢体远端剧烈放射样疼痛，注入2%利多卡因+0.75%布比卡因混合液25ml后，患者意识消失，心搏骤停。可能的原因包括（）

A. 局部麻醉药中毒
B. 全脊椎麻醉
C. 局部麻醉药过敏
D. 晕针
E. 疼痛休克
F. 突发心肌梗死

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“近日，中央电视台邀请西部计划志愿者的典型代表李××、安××、唐××以及团中央青年志愿者工作部负责人做客《实话实说》栏目，就社会共同关注的西部计划志愿服务话题进行了访谈。首都部分高校志愿者代表作为现场观众参加了节目录制。”这是一份简报的导语，其写法属于（）。

A. 叙述式
B. 提问式
C. 结论式
D. 描写式

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You are the network administrator for Test King. All network servers run Windows Server 2003. You perform a full backup of the network every Monday. You perform incremental backups on Tuesday, Wednesday, Thursday, and Friday. Backups are always performed at 1:00 A.M. On Friday afternoon, a user accidentally deletes a file. You need to restore the file. What should you do?（）

A. Open each backup log, beginning with Monday and moving forward through the week. In each log, search for a backup of the file. Restore the first backup that you find.
B. Open each backup log, beginning with Friday and moving backward through the week. In each log, search for a backup of the file. Restore the first backup that you find.
C. Open each backup log, beginning with Tuesday and moving forward through the week. In each log, search for a backup of the file. Restore the first backup that you find.
D. Open the backup log for Monday. Search for a backup of the file. If you find a backup, restore the file. If you do not find a backup, open the backup log for Friday and search there. If you find a backup, restore the file. If you do not find a backup, continue opening backup logs, moving backward through the week from Friday Restore the first backup that you find.

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