[判断题]隔离安全装置是一种阻止身体任何部分靠近危险区域的设施。-我要搜题网

[判断题]不同厂家的传输设备可以组成通道保护环。
A.正确
B.错误

查看答案

[填空题]中间直流电路中的主接地保护电路由跨接在中间回路的（）和（）组成。

查看答案

[判断题]电压和电位差的单位都是欧姆，用字母V表示。（
A.正确
B.错误

查看答案

[单选题]大咯血病人药物止血应首选( )
A.安络血
B.止血敏
C.垂体后叶素
D.酚妥拉明
E.以上都不是

查看答案

[判断题]对于承受围岩压力较小的拱、墙，封顶和封口混凝土要求达到设计强度70%方可拆除模板。( )

查看答案

[单项选择]大多数药物吸收的机制是（）
A. 逆浓度差进行的消耗能量过程
B. 消耗能量，不需要载体的高浓度向低浓度侧的移动过程
C. 需要载体，不消耗能量向低浓度侧的移动过程
D. 不消耗能量，不需要载体的高浓度向低浓度侧的移动过程

查看答案

[多项选择]与我国传统的人事行政制度相比，现行公务员制度的特点有( )。
A. 宏观调控
B. 实行党管干部的原则
C. 具备较完备的法律体系
D. 具备科学的竞争机制

查看答案

[单项选择]水中求生者发现有鲨鱼时，应采用的正确行动是（）
A. 尽快游开
B. 与其搏斗
C. 静观动静伺机击其眼鼻

查看答案

[判断题]电阻值随电压、电流的变化而改变的电阻，叫非线性电阻。
A.正确
B.错误

查看答案

[填空题]To prevent thefts and{{U}} (1) {{/U}}in this neighborhood, there are 3 areas residents should notice. First, bicycle. Bring your bike to a police station where a{{U}} (2) {{/U}}number will be{{U}} (3) {{/U}}into the metal of the bike and the police will also{{U}} (4) {{/U}}it on the list. Get a good lock, or two locks. The cheap locks are easy to{{U}} (5) {{/U}}. Remember to lock the bike to something{{U}} (6) {{/U}}. In case of theft, report it immediately. The second topic is{{U}} (7) {{/U}}. For those who live in apartments, make sure you{{U}} (8) {{/U}}the door, even when going out very briefly. Always close and lock the windows and{{U}} (9) {{/U}}and{{U}} (10) {{/U}}the expensive equipment in the room. For those who live in houses, get a good lock and make sure how many people have the front door key—he maid, your good friend or the{{U}} (11) {{/U}} You had better put a safety-chain on the door so that you can open the door a few{{U}} (12) {{/U}}to see

查看答案

[单项选择]患儿，7岁。曾咳喘反复发作。现面色白，气短懒言，倦怠乏力，自汗怕冷，舌淡苔薄，脉细无力。治疗应首选（）
A. 玉屏风散
B. 六君子汤
C. 金匮肾气丸
D. 二陈汤
E. 参苓白术散

查看答案

[判断题]( )中小容量的高压电容器组普遍采用电流速断保护或延时电流速断保护作为相间短路保护。
A.正确
B.错误

查看答案

[单项选择]环境卫生学所研究的环境是（）
A. 生活环境和生产环境
B. 自然环境和劳动环境
C. 居住环境和劳动环境
D. 自然环境和生活环境
E. 生活环境和生产环境

查看答案

[判断题] 在FX2N系列PLC中共有100个定时器。
A.正确
B.错误

查看答案

[单项选择]

On April 20, 2000, in Accra, Ghana, the leaders of six West African countries declared their intention to proceed to monetary union among the non-CFA franc countries of the region by January 2003, as a first step toward a wider monetary union including all the ECOWAS countries in 2004. The six countries (71) themselves to reducing central bank financing of budget deficits (72) 10 percent of the previous year’s government (73) ; reducing budget deficits to 4 percent of the second phase by 2003; creating a Convergence Council to help (74) macroeconomic policies; and (75) up a common central bank. Their declaration (76) that, "Member States (77) the need (78) strong political commitment and (79) to (80) all such national policies (81) would facilitate the regional monetary integration process.
The goal of a monetary union in ECOWAS has long been an objective of the organization, going bac
A. consideration
B. intention
C. exception
D. regard