[单项选择]
阅读下面的短文,文章中有5处空白,文章后有6组文字,请根据文章的内容选择5组文字,将其分别放回文章原有位置,以恢复文章原貌。
Robotic Highway
Cones
A University of Nebraska professor has developed
robotic cones and barrels. (1) They can even be programmed
to move on their own at any particular part of the day, said Shane Farritor, an
assistant professor of mechanical engineering at Nebraska.
For
example, if workers arrived at 6 a m, the cones could move from the side of the
highway to block off the lane at that time. (2) "It just
seems like a very good application for robots," Farritor said. "The robotic
cones would also help remove people from hazardous jobs on the highway putting
barrels and cones into place," Farritor said in a report on his creation.
(3) This fund allowed Farritor to work on the project with
graduate students at Nebraska and his assistant Steve Goddard.
The robots are placed at the bottom of the cones and barrels and are smal
[单选题]该病人可能出现的代谢紊乱是( )
A.高氯低钾性酸中毒
B.高氯高钾性酸中毒
C.低氯高钾性碱中毒
D.低氯低钾性碱中毒
E.低氯高钾性酸中毒
[单选题](100494)主要站分车次、区段的上车人数和分车次的下车人数是( )的依据。(1.0分)
A.客流调查
B.票额分配
C.编制客流图
D.编制客流计划
[单选题]常用润滑油有机械油及( )等。
A.二硫化钼
B.冷却液
C.石墨
D.齿轮油
[单选题]矿工井下遇险佩戴自救器后,若吸入空气温度升高,感到干热,则应( )。
A.取掉口具或鼻夹吸气
B.坚持佩戴,脱离险区
C.改用湿毛巾
[单项选择]职工因工作遭受事故伤害或者患职业病需要暂停工作接受工伤医疗的,在停工留薪期内,( ),由所在单位按月支付。
A. 原工资停发,但福利待遇不变
B. 原工资不变,但福利待遇减半
C. 原工资与福利待遇均减半
D. 原工资与福利待遇均不变
[判断题]全面落实“十四五”电网规划,大力实施电网升级工程,确保到2025年初步建设以电为中心的能源互联网。
A.正确
B.错误
[单项选择]某公司原计划采用甲工艺进行施工,但经过广泛的市场调查和技术论证后,决定用乙工艺代替甲工艺,可以达到同样的施工质量,而成本降低了20%,根据价值工程原理,该公司采用了( )的途径提高价值。
A. 功能不变,成本降低
B. 功能提高,成本降低
C. 成本与功能都降低,但成本降低幅度更大
D. 功能提高,成本不变
[单选题]对托运人提出不派人押运时,车站应向托运人说明并在( )注明“途中逃逸、死亡铁路免责”。
A.包裹票记事栏
B.包裹票背面
C.托运单
D.装卸交接证
[单选题]根据现行国家消防技术标准,下列建筑的屋面外保温系统的设置中,不符合规范要求的是( )。
A.采用 B2 级保温材料时,用不燃材料做防护层,防护层厚度为 10mm
B.屋面板的耐火极限为 0.75h 时,采用燃烧性能为 B2 级的保温材料
C.屋面板的耐火极限为 0.5h 时,采用燃烧极限为 B1 级的保温材料
D.采用 B1 级保温材料时,用不燃材料做防护层,防护层厚度为 15mm
[单项选择]有关急性胆囊炎下列哪项错误
A. 黄疸出现得早而明显
B. 有时可扪及有触痛的肿大胆囊
C. Murphy阳性
D. 右上腹可有压痛及肌紧张
E. 一般无寒战
[填空题]对于倒转的给水泵,严禁关闭( ),以防( )爆破,同时严禁重合开关。
[单选题]一、二、三级导线,如果点位中误差要求为10厘米,则导线平均边长及总长可放长至( )倍。
A.1
B.1.5
C.2
D.5
[单项选择]主要与宫颈癌相关的是()
A. 石棉纤维
B. 滑石粉
C. EB病毒
D. 单纯疱疹病毒
E. 雌激素
[填空题]
In mediaeval times, the region that led the world in
technological{{U}} (1) {{/U}}was China.{{U}} (2) {{/U}}, Europe
north and west of the Alps was a backwater that had invented nothing{{U}}
(3) {{/U}}except for improved watermills. How did China{{U}} (4)
{{/U}}in science and technology to Europe Two papers by Graeme Lang, rich
with broad implications, address this paradox{{U}} (5) {{/U}}structural
or ultimate causation.
Lang begins by pointing out that{{U}}
(6) {{/U}}scientific inquiry in Europe developed within a{{U}} (7)
{{/U}}European institution: autonomous universities where critical inquiry
was relatively{{U}} (8) {{/U}}by governmental or religious authority.
Between A. D. 1450 and 1650, 90% of Europeans now considered to be{{U}} (9)
{{/U}}to science receiver university educations, and half of them held
career posts at universities. There was{{U}} (10) {{/U}}in China. Why
not
Historical causation is li
[简答题] 人工挖孔桩基础施工,当孔深超过5m时,宜用风机或风扇向孔内送风不少于________min,排除孔内浑浊空气。 (1.0分)
[简答题]汽轮机长期停用时采取干法保护应采取哪些措施和注意事项?
[判断题]三道股道号码信号:昼间——两臂向右直伸;夜间——白色灯光上下摇动。
A.正确
B.错误
[单项选择]某混凝土工程,9月份计划工程量为5000m3,计划单价为400元/m3;而9月份实际完成工程量为4000m3,实际单价为410元/m3,则该工程9月份的进度偏差为( )万元。
A. -36
B. 36
C. 40
D. 41
[判断题]人类的物质生产活动,是在认识了自然规律以后,在劳动者的头脑中形成内在尺度之后才进行的。( )
[单选题]队列指挥通常用( )。
A.口号
B.口语
C.口令
D.手语
[单选题]下列属于易燃易爆介质的有( )。
A.氧气
B.氮气
C.液化石油气
D.蒸气
[简答题]区间内正线道岔及站内正线上其他道岔,为正线开通的位置。