热门试题:
[单项选择]患儿,10岁。受凉后,见喷嚏、鼻塞、流清涕,次晨起喘咳,咯痰稠黄,口渴欲饮,大便干燥。查体:鼻煽,口周发绀,咽红,双肺满布哮鸣音,舌质红,苔薄白.脉滑数。其证候是
A. 寒性哮喘
B. 热性哮喘
C. 外寒内热
D. 肺实肾虚
E. 肺肾阴虚
[单项选择]在For~Next循环程序中,步长不能是()。
A. 负数
B. 小数
C. 0
D. 变量
[填空题]营业性道路运输是指为社会提供(),发生各种方式费用结算的道路运输活动。
[单选题]三级危险作业(动火作业)包含()
A.石灰石堆棚动火作业
B.熟料库动火作业
C.熟料皮带动火作业
D.原煤皮带动火作业
[多项选择]锚夹具辅助性能试验检测项目包括( )。
A. 静载锚固效率系数
B. 极限总应变
C. 锚具内缩量
D. 锚具摩阻损失
E. 锚具锚固工艺
[单项选择]某成人因春运期间车票紧张,从学生手中购学生减价票一张,在上车前向列车长说明情况,应按()处理。
A. 补差
B. 减价不符
C. 无票
D. 误购
[单项选择]IEEE 802标准规定的LLC PDU中,带编号的监视帧只能用于 ( )
A. 第一类LLC的Ⅰ型操作
B. 第二类LLC的Ⅰ型操作
C. 第一类LLC的Ⅱ型操作
D. 第二类LLC的Ⅱ型操作
[单选题]一段单芯电缆线路的金属护层中间点直接接地,两端经护层电压限制器后接地,这是何种接地方式()。
A. 一端直接接地,另一端通过电压限制器接地的方式:
B.两端直接接地的方式
C.金属护层交叉互联的接地方式
D.两端均不接地的方式
[单选题]提高健康认知水平的常用方法不包括()。
A.宣传画
B.拓展训练
C.网站
D.公益广告
[简答题]液压传动中控制流量的称为流量控制阀,按用途分为____________,调速阀,____________,集流阀,____________,换向阀。
[单项选择]所有工作人员(包括工作负责人)不许()进入、滞留在高压室内和室外高压设备区内。
A. 带头
B. 单独
C. 因故
[填空题]
Majors and Degrees
National University awards associate degrees and bachelor’s degrees in a variety of majors, including accounting, behavioral science, business, communications, computer science, criminal justice, finance, management, marketing, mathematics, psychology, and technical and vocational education.
Academic Program
Courses are organized in an intensive, one-month format (形式) that allows a working adult to maintain a high degree of flexibility while attending college in the evenings and selected Saturdays. Each degree program contains a required series of core courses, with either a choice, of electives or a special emphasis available to fulfill degree requirements. Because National University begins new classes each month, it is possible to complete a 75-quarter-unit degree program in fifteen months.
Academic Facilities
National University’s library has been developed with attention to the overall educational purpose
[单选题]标明110V40W和220V100W的两个灯泡,并联时两端允许加的最大电压是(___)V。
A.110
B.100
C.220
D.200
[单项选择]通常当圆柱面处于水平面位置时要画正面斜二视图的画法,先按中心线方向作出该园的外切( )的轴测图。
A. 正方形
B. 长方形
C. 圆形
D. 圆锥形
[单选题]《关于开展安全生产驻点监管工作的通知》要求,按照“谁审批、谁负责、谁监督”“管行业必须管安全、管业务必须管安全、管生产经营必须管安全”和分级分类监管的原则,由( )业务审批部门、行业主管部门、负有安全监管职责的部门派驻人员,对管理对象进行驻点监管。
A.省
B.市
C.县(市、区)
D.省、市、县(市、区)
[单选题]物料不包括( )
A.原料
B.成品
C.辅料
D.包装材料
[多项选择]进行项目的后评价是对项目的( )等进行系统评价。
A. 立项决策
B. 设计施工
C. 竣工投产
D. 生产运营
E. 残值变卖
[单选题] 《铁路技术管理规程》第229条规定,列车须按有关规定编定车次,即:( )。
A.上行列车编为单数,下行列车编为双数。
B.上行列车编为单数,下行列车编为双数;在各别区间,使用直通车次时,可与规定方向不符。
C.上行列车编为双数,下行列车编为单数;在各别区间,使用直通车次时,可与规定方向不符。
D.上行列车编为单数,下行列车编为双数;在各别区间,使用直通车次时,仍执行此规定。
[多项选择]()的架空线,严禁在一个耐张段内连接。
A. 不同金属
B. 不同规格
C. 不同绞制方向
D. 同金属
E. 同规格
F. 同绞制方向
[判断题]SCL-90中评价焦虑的因子是Ⅵ因子。 ( )
[多选题]动静压轴承比静压轴承()。
A.结构简单
B.启动力矩小
C.故障率低
D.供油装置偏小
E.可以不用蓄能器
[单选题]《假人民币没收收据》一式_______联。
A.一
B.二
C.三
D.四
[填空题]受限空间是指,进出口受限,通风不良,可能存在( )、( )或( ),对进入人员的身体健康和生命安全构成威胁的封闭、半封闭设施及场所。
[填空题] At present groups of scientific workers, often 【26】 by their governments, spend their time in 【27】 the 【28】 of earthquakes. It is very 【29】 that they will be able to 【30】 earthquakes or influence the direction of their movements, which are determined by events far below the surface of the earth. But the facts they report and the theories 【31】 by those facts may enable scientists to 【32】 the centers of future earthquakes and even 【33】 the time of their 【34】 . It is only when the 【35】 of events that we call an earthquake can be seen as a pattern that predictions can be made. Part of this pattern is external and 【36】 or capable of being recorded by 【37】 instruments above the earth’’ s surface. Scientists and engineers studied the 【38】 of the San Francisco earthquake. The city was rebuilt, and new features were 【39】 to strengthen buildings and maintain a 【40】 water supply in the event of another earthquake. The water mains ( = main pipes) were fitted with control valves which would ena
A. A.normal
B.ordinary
C.proper
D.appropriate
[简答题]试述如何用百分表测量来确定水泵轴弯曲点的位置?
[单选题]因特殊原因,列车进侧线前未得到列车进入股道的通知时,严禁对LKJ进行股道号输入操作,司机控制列车按( )限速进站,在列车进入侧线股道后,方可将股道号输入LKJ。
A.该站最低道岔
B.该站最高道岔
C.25 km/h
D.40 km/h
[单选题]在牵引敷设电缆施工时,作用在电缆的机械力是( )。
A.重力、牵引力、侧压力
B.牵引力、侧压力、扭力
C.拉力、侧压力、牵引力
D.重力、侧压力、扭力
[单项选择]十二指肠液标本的D液是指( )
A. 十二指肠液
B. 胆总管液
C. 胆囊液
D. 肝胆管液
E. 胃液
[判断题]恢复送电,应接到客户停送电联系人的工作结束报告,做好录音并记录后方可进行。
A.正确
B.错误
[判断题]由于条件的限制,有些记录很不完整,要在会后补记。既是补记,就不可避免地掺加记录者的主观意志和好恶,这是可以理解的。
[单选题]配电作业现场指配电网中的架空线路、电缆线路及其附属设备和20kV及以下配电网中的配电站、开闭所、箱式变电站、柱上变压器、()、环网单元、电缆分支箱,以及低压醴电箱、计量箱、充电桩等范围内进行工作的作业现场。
A.柱上开关
B.隔离开关
C.断路器
D.绝缘子
[单选题]Perfectionism often gets a bad rap in our culture,and it's easy to see why:Holding yourself to unrealistic or impossible standards can set you up for depression,anxiety,sleep disturbances and other health problems.But it.1 0ut that not all forms of perfectionism are bad.All forms of perfectionism include high standards.Yet,"adaptive or healthy perfcctionism is 2 achieving things because you want to do well,3 maladaptive or unhealthy perfectionism is often 4 by fear of failure or fear of 5 others,"one expert says.A study 6 maladaptive to adaptive perfectionism found that 7 people in both camps were comparably 8 about making mistakes.maladaptive perfectionists scored highest on 9 0f self-criticism,perceived stress and depression,while adaptive perfectionists scored highest on reappraisal(being able to change a situation's meaning to 10 it.s emotional effects).11 aclaptive perfectionism,the"person adapts well when things do not turn out as 12 0r hoped for or adjustments need to be made,"notes study lead author Kenneth Rice,professor and co-director of the Center for the Study of Stress,Trauma,and Resilience at Georgia State University.13,someone with maladaptive perfectionism has the same high standards or performance 14."combined with an extremely high level of self-criticism,difficulty adjusting when the situation needs the person to adjust,and probably a fundamental core sense of inadequacy 15 things turn out well,"he adds.16,the"standards in and of themselves are not bad;it's the stuff people 17 to them that can make them 18,"Rice says.Not surprisingly,research has 19 maladaptive perfectionism and contingent self-worth(which is tied to one's appearance or relationships)with an increased risk of 20 disordered eating and anxiety,among other health problems.
3选?
A.since
B.whereas
C.when
D.though
[填空题]
Read the following text and fill each of the numbered spaces
with ONE suitable word. Write your answers on ANSWER SHEET 1.
There are two basic ways to see growth: one as a product, the
other as a process. People have generally viewed personal growth as an external
result or {{U}} (31) {{/U}} that can easily be identified {{U}} (32)
{{/U}} measured. The worker who gets a promotion, the student {{U}} (33)
{{/U}} grades improve, the foreigner who learns a new language — all these
are examples of people who have measurable {{U}} (34) {{/U}} to show for
their efforts. {{U}} (35) {{/U}} contrast, the process of personal growth
is {{U}} (36) {{/U}} more difficult to determine, since {{U}} (37)
{{/U}} definition it is a journey and not the specific signposts or
landmarks {{U}} (38) {{/U}} the way. The process is not the road itself,
but {{U}} (39) {{/U}} the attitudes and feelings people have, their
caution or courage, as they encounter new
[单选题]在气相色谱法中使用氢火焰离子化检测器时,在控制一定条件下,釆用()为载气灵敏度最高。
A.A.02
B.B.N2
C.C.C02
D.D.Ne
[单选题]伟大斗争、伟大工程、伟大事业、伟大梦想是一个紧密联系,相互贯通,相互作有机统一的整体,统一于新时代坚持和发展中国特色社会主义伟大实践,其中,起决定作用的是党的建设的( ) 。
A.伟大斗争
B.伟大工程
C..伟大事业
D.伟大梦想
[单项选择]胰岛素是由()
A. 胰岛B细胞分泌
B. 胰岛A细胞分泌
C. 肾上腺皮质分泌
D. 肾上腺髓质分泌
E. 垂体分泌
[单项选择]关于明朝法制的表述,错误的是( )。
A. 《大明律》是明朝终世不改的根本大法
B. 充军刑在明代得到广泛的适用
C. 奸党罪是明朝专有的罪名
D. 厂卫干预司法活动是明朝司法制度的一大特色
[单项选择]RBS2206的CDU-F与RBS2202中的()使用相同类型的合成器
A. CDU-A
B. CDU-C
C. CDU-C+
D. CDU-D