小儿1岁,腹泻3天,尿量明显减少。查体:精神萎靡,皮肤弹性较差,哭时泪少,血钠136mmol/L,血钾3.0mmol/L。该患儿的诊断应为()
A. 小儿肠炎,轻度脱水
B. 小儿肠炎,中度脱水,低钾血症
C. 小儿肠炎,中度脱水
D. 小儿肠炎,重度脱水
E. 小儿肠炎,重度脱水,低钾血症
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画笔模式包括几个选项?()
A. 3
B. 4
C. 5
D. 6
在喷嘴挡板机构的静特性曲线上()。 ①两端变化快,中间变化慢 ②两端变化慢,中间变化快 ③上端变化快,下端变化慢 ④上端变化慢,下端变化快 ⑤中间段背压与挡板开度成比例关系 ⑥工作段由放大器起步压力决定
A. ①②③
B. ④⑤⑥
C. ②⑤⑥
D. ②③④
防撞灯电源盒的输出端是()
A. 28VDC
B. 400-600VDC
C. 115V/AC
D. 400-600V/AC
You are the network administrator for ExamSheet and you support the portable computer users. An Account Executive named Hildegard frequently travels to meet with customers and uses her portable computer to demonstrate the company’s new software products. Hildegard needs to update these products frequently so customers can evaluate the latest software releases. You need to allow Hildegard to install the product updates while limiting her ability to perform other administrative duties on her portable computer. What should you do?()
Add Hildegard’s user accounts to the Pre-Windows 2000 Compatible Access group.
B. Add Hildegard’s user account to the local Power Users group.
C. Allow Hildegard’s user account Full Control permission to the Program Files folder. Propagate the permissions to all the subdirectories and files in that directory.
D. Allow Hildegard’s user account Write permissions to the Program Files folder. Propagate the permissions to all the subdirectories and files in that directory.&e