Mount Rushmore is a national monument
located in the Black Hills of South Dakota. Carved into the side of the large
mountain are the faces of four men who were the Presidents of United States.
These men were chosen because all four played important roles in American
history. The four faces carved onto Mount Rushmore are those of George
Washington, Thomas Jefferson, Abraham Lincoln and Theodore Roosevelt. Each face
carved into the mountain is about 60 feet tall. George Washington was chosen for this monument because of his role in the Revolutionary War and his fight for American independence. He was the first President of United States and is often called Father of the country. Thomas Jefferson was picked because he believed that people should be allowed to govern themselves, which is the basis for A A. A.Too much of something. B.Change. C.Shortage of something. D.The wrong kind. [单选题]电动工具的( )不得接触热体或放在湿地上,使用时应避免载重车辆和重物压在电线上。
A.允许使用电压应大于或等于设备电压等级。 B.使用时,作业人员手不得越过护环或手持部分的界限。 C.人体应与带电设备保持安全距离,并注意防止绝缘杆被人体或设备短接,以保持有效的绝缘长度。 D.雨天在户外操作电气设备时,操作杆的绝缘部分应有防雨罩或使用带绝缘子的操作杆。 [多选题]《煤矿安全规程》规定哪些人下井必须携带便携式甲烷检测报警仪?()
A.矿长 B.矿技术负责人 C.爆破工 D.消尘工 E.通风区队长 [单项选择]代位权是指因债务人怠于行使到期债权,对债权人造成损害的,债权人可以向人民法院请求以自己的名义代位行使债务人的债权。根据《合同法》规定,下列属于代位权行使所必备的条件是( )。
A. 债务人以明显不合理的低价转让财产,对债权人造成损害 B. 债权人行使代位权的必要费用由债务人承担 C. 债务人与债权人的合同关系即将到期 D. 债务人的债权不是专属于债务人自身的债权 [简答题]指出该建筑在防火分区和防火分隔方面存在的消防安全问题,并简述理由。
[判断题]存款人其他银行结算账户的开户银行,应自收到通知之日起2个工作日内通知存款人撤销有关银行结算账户
A.正确 B.错误 [多选题]司机鸣笛标设在( )的前方500-1000m。司机见此标志,须长声鸣笛。
A.道口 B.大桥 C.隧道 D.涵洞 E.视线不良地点 [填空题]市树属于基调树,如重庆的(),北京的()。
[单选题]硫黄燃烧的火焰是()色。
A.黄 B.蓝 C.红 D.橙 [单选题]固定指示照明在轨面上的最小照度不应小于1.0x,作业照明在轨面以上的最小照度不应小于()。
A.12x B.10x C.15x D.8x [单项选择]It was inevitable that any of President George W. Bush’s fans had to be very disappointed by his decision to implement high tariffs on steel imported to the U.S. The president’s defense was pathetic: He argued that the steel tariffs were somehow consistent with free trade, that the domestic industry was important and struggling, and that the relief was a temporary measure to allow time for restructuring. One reason that this argument is absurd is that U. S. integrated steel companies ("Big Steel") have received various forms of government protection and subsidy for more than 30 years.
Instead of encouraging the industry to restructure, the long-term protection has sustained inefficient companies and cost U.S. consumers dearly. As Anne O. Krueger, now deputy managing director of the International Monetary Fund, said in a report on Big Steel: "The American Big Steel industry has been the champion lobbyist and seeker of protection .... It provides a key and disillusioning example of A. will increase the state wealth. B. will threaten trade monopoly. C. will raise their competitiveness. D. will ultimately hurt consumers. [判断题]三价铁离子可以用硫氰酸盐作鉴别,生成蓝色溶液表示有Fe3+存在。
A.正确 B.错误 [判断题]通常按照市场的重要性可分为高收入市场、中等收入市场、低收入市场。()
[单选题]采掘工作面的进风流中,按体积计算,氧气浓度不得低于( )。
A.15% B.20% C.30% D.70% [简答题]简述心理健康教育的内容。
[单选题]煤尘爆炸的最强浓度为()
A.300500mg/m3 B.400500mg/m3 C.300400g/m3 D.400500g/m3 E.略 F.略 G.略 H.略 [单选题]职业道德是人们在一定的职业活动中所应遵循的,具有自身职业特征的道德准则。每个从业者都应自觉遵守职业道德。其中,下列行为中不符合职业道德要求的是
A.利用职业之便,为亲友谋利 B.坚守工作岗位,不怠工,不推诿 C.自觉遵守规章制度,秉公办事,不滥用职权 D.在职业岗位上时刻为用户着想,尊重他们的利益 [多选题]收费电脑上,第二个线圈显示一直有车存在,可能的原因有()
A.该线圈故障 B.车检器故障或死机 C.工控机故障 D.多串口卡故障 [单项选择]ADSL的接入模型主要有( )种。
A. 2 B. 3 C. 4 D. 5 [填空题]隔离开关支持绝缘子应清洁无破损和放电痕迹,瓷釉剥落面积不超过()㎜2
[判断题]双重预防机制包括安全风险分级管控和安全隐患排查治理
A.正确 B.错误 [单选题]配电设备的防误操作闭锁装置不得随意退出运行,停用防误操作闭锁装置应经()批准。
A.工区领导 B.工作负责人 C.公司 D.工区 E./ F./ [单选题]CRTS Ⅲ 型板式无砟轨道:是在现浇的钢筋混凝土底座上铺装预设连接钢筋的预制混凝土轨道板,中间设置( ),并适应 ZPW-2000 轨道电路的无砟轨道结构形式。
A.自密实混凝土层 B.水泥乳化沥青砂浆充填层 C.防水层 D.侧向挡块 [单项选择]病因学研究的内容是
A. 疾病发生的原因与条件 B. 与疾病发生有关的因素 C. 疾病时自稳态紊乱的规律 D. 因果转化规律 E. 疾病转归规律 [单项选择]按组织学划分,子宫颈癌发病率最高的是()
A. 绒毛膜癌 B. 腺癌 C. 鳞癌 D. 宫颈原位癌 E. 宫颈浸润癌 [单选题] 38 kv接户线如跨越道路或人烟密集的地方以及其他设施,导线两端的固定或导线截面为( )及以上的接户线应采用蝶式绝缘子。
A.10mm2 B.12mm2 C.16mm2 D.20mm2 (题目来源:电力线路工职业技能鉴定参考丛书81页312题) [多项选择]在恒定干燥条件下干燥某湿物料,湿物料处理量为5kg/m2,干基含水量0.5,已知物料的临界含水量为0.15kg水/(kg绝干料),平衡含水量为0.02kg水/(kg绝干料),恒速段干燥速率为1.8kg/m2·h,降速段干燥速率与物料干基含水量呈线性关系,则将物料含水量降至0.05所需要的时间最接近( )。
A. (B)0.972h [单项选择]消极完美主义者总是(非常仔细地检查任何事情的细枝末节),有时竟达到()的地步。他们缺少一种适时放弃的智慧,他们所追求的“完美”,不是美学意义上的“完美”,而是(一种非常刻板而教条式的“完美”)。
A. 抱残守缺 B. 宁缺勿滥 C. 冥顽不灵 D. 吹毛求疵 [单选题]山能发〔2022〕1 号文指出,立足内涵提升、本质安全,坚持巩固一级、提升二级、消灭三级,由二级公司制定年度达标提级规划,确保一级占比()以上
A.0.5 B.0.6 C.0.7 D.0.8 [多项选择]双代号网络图基本符号有( )。
A. 起点 B. 终点 C. 结点 D. 箭线 E. 编号 [单项选择]在采样时所用的采样频率最低应为原始图像中最高频率的()
A. 1倍 B. 1.5倍 C. 2倍 D. 2.5倍 E. 3倍 [判断题](1673189)( )自力式调节阀使用中无须有气源或电源。(1.0分)
A.正确 B.错误 我来回答: 提交
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