[多选题]下面属于一级火警的是( )3 中
A.无人员伤亡或被困的火警
B.燃烧面积小的普通建筑火警
C.带电设备/线路
D.燃烧面积较小的高层建筑。

[多项选择]确定造林密度的依据有（）。
A. 经营目的
B. 树种特性
C. 造林技术
D. 经营条件

[单项选择]女性，50岁，一天来寒战、高热（体温39．6℃），咳嗽伴左胸痛，咳痰呈砖红色胶冻状，量多，查体：轻度发绀，血压10．7／6．7kPa（80／50mmHg），右肺叩浊音，呼吸音低。X线胸片右肺呈多发性蜂窝状阴影，最可能的诊断为（）
A. 大叶性肺炎，休克型
B. 克雷白杆菌肺炎
C. 厌氧菌肺炎
D. 军团菌肺炎
E. 支原体肺炎

[名词解释]指绘

[简答题]钢筋拉伸试验结果在什么条件下无效？

[单选题] 评价液体火灾危险性的依据是( )。(难)
A. 着火点
B. 闪点
C. 燃点
D. 自燃点

[单项选择]下列关于体内钙的说法不正确的是（）
A. 机体内钙的绝大部分以磷酸钙和碳酸钙的形式贮存于骨骼中
B. 细胞外液钙仅为总钙量的0.1%
C. 血钙中50%为离子化钙
D. 血钙浓度为2.25～2.75mmol/L
E. pH值降低可使离子化钙增加

[判断题]励磁接触器在牵引工况下得电闭合。()
A.正确
B.错误

[判断题]确定车身颜色时,应根据实车核定;车身颜色随观察位置的不同及光线的明暗会发生变化的,查验不合格,不得办理登记业务。
A.正确
B.错误

[判断题] 当设备需要恒速、大功率长期连续工作时,应使用异步电机作动力设备。( )同步
A.正确
B.错误

[简答题]《普速铁路线路修理规则》规定，曲线半径，R≤250m，圆曲线正矢连续差日常保持容许偏差管理值，正线及到发线为（ ）mm

[单选题]装运港船上交货价，习惯上称为（　　）。
A.离岸价格
B.运费在内价格
C.到岸价格
D.进口设备的生产价格

[单项选择]Thomas Jefferson, who died in 1826, looms ever larger as a figure of special significance. Americans, of course, are familiar with Jefferson as an early statesman, author of the Declaration of Independence, and a high-ranking presidential Founding Father. But there is another Jefferson less well known. This is the Jefferson who, as the outstanding American philosopher of democracy, has an increasing appeal to the world’s newly emerging peoples.
There is no other man in history who formulated the ideas of democracy with such fullness, persuasiveness, and logic. Those interested in democracy as a poetical philosophy and system -- even those who do not accept his postulates or are critical of his solutions -- must reckon with his thought.
What, then, is his thought, and how much of it is still relevant under modern conditions
Of all the ideas and beliefs that make up the political philosophy known as Jefferson democracy, perhaps three are paramount. These are the ide
A. Suffrage and election.
B. Checks and balances.
C. The two politics to limit power and to control power.
D. The dividing of functions among many entities.

[单项选择]
{{B}}Section A{{/B}}
There is one passage in this section followed by five questions. For each question, there are four choices marked A, B, C and D. You should decide on the best choice, then mark the corresponding letter on the answer sheet with a single line through the centre.