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问题 单项选择题

抗休克最首要的治疗措施是()。

A．积极处理原发疾病

B．及时纠正酸碱平衡失调

C．早期应用血管活性药物

D．及时、快速、足量补充血容量

E．应用强心药以增加心肌收缩力

答案

参考答案：D

解析：[知识点] 低血容量性休克的治疗原则

多项选择题

以下关于水泥土搅拌法地基加固处理说法正确的是（）。

A．水泥土搅拌法利用水泥（或石灰）等材料作为固化剂通过特制的搅拌机械，就地将土和固化剂（浆液或粉体）强制搅拌成加固土

B．水泥土搅拌法可分为浆液搅拌和粉体喷射搅拌两种

C．水泥土搅拌法搅拌机械在国内常用的有单、双轴、三轴及多轴搅拌机

D．水泥土搅拌法使软土硬结成具有整体性、水稳性和一定强度的水泥加固土

E．水泥土搅拌法适用于加固饱和粘性土和粉土等地基
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单项选择题

Virtual reality (or VR (1) ) is kind of a buzzword these days in computer graphics.VR is artificial reality created by a computer that is so enveloping that it is perceived by the mind as being truly real.VR exists in many (2) .A traditional view of virtual reality uses headsets and data gloves.The headset serves as the eyes and ears to your virtual world,projecting sights and sounds generated by the computer.The data glove becomes your hand,enabling you to interact with this (3) world.As you move your head around,the computer will track your motion and display the right image.VR is the most demanding (4) for computer graphics,requiring hardware and software capable of supporting realtime 3D (5) .

A．App

B．apply

C．application

D．appliance
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