Task 4
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In general, the ancient Romans were a practical people. They cared less about philosophy anti pure mathematics than did the Greeks. The Romans were the best of the ancient engineers anti architects. They were brilliant students of Greek geometry and trigonometry, and they applied their knowledge to the constructions of fine bridges, roads, aqueducts, and public buildings. They knew about the smelting of iron ore, but they used the iron they produced mainly for spears, swords, and shields, rather than for building construction. While the Romans accomplished practical wonders, they did very little theoretical scientific thinking. Because of their frequent wars, many of their inventions were no more than improvements in the design of Greek weapons with which they were familiar. There are two A. they were fond of constructions B. they were busy invading other countries C. they spend their time inventing computing machines D. they accomplished practical wonders [简答题]《铁路旅客人身伤害及携带品损失处理暂行办法》中，列车发现精神异常旅客时应如何处置？
[单选题]室内消火栓、水枪、水带、消防卷盘等( )。(易)
A.应选择同一生产厂家的产品 B.规格型号应统一 C.应选择同一品牌的产品 D.应选择同一销售商的产品 [单选题]若华为IdeaHub WEB未启动外接摄像头，在配置视频输入源选择HDMI1，会出现什么情况？( )
A.显示远端画面 B.显示本地图像 C.黑屏 D.无法召开会议 [判断题]放射性药物可分为诊断用放射性药物和治疗用放射性药物。
[简答题]发电机正常运行对氢气压力是如何规定的？
[判断题]运营线：指为成都地铁试运营或运营服务的正线、车辆段（停车场）线、辅助线等行车及附属区域和车站、车辆段（停车场）、COCC、OCC、主变电所等生产设备设施及管理区域的统称。
A.正确 B.错误 [判断题] ()活塞环拆装钳是一种专门用于拆装活塞环的工具。
A.正确 B.错误 [判断题]应急预案编制单位应当建立定期评估制度，对预案内容的针对性、实用性和可操作性进行分析，实现应急预案的动态优化和科学规范管理。（ )
A.正确 B.错误 [单项选择]
Within 80 years, some scientists estimate, the world must produce more than eight times the present world food supply. The productiveness of the sea raises our hopes for an adequate food supply in the future. Aided by men of science, we have set forth to find out that 70 percent of the earth remains unexplored the ocean depths. Thus, we may better discover and utilize the sea’s natural products for the world’s hungry. [单选题]P70车辆换算长度为（ ）。
A.1.3 B.1.4 C.1.5 D.1.6 [填空题]根据《国家电网有限公司关于“一体四翼”发展的指导意见（国家电网办[2021]251号）》，科技引领能力强、技术供给能力强、价值创造能力强、核心技术达到（_____）水平。
[单选题]医疗机构发生放射事件，应当及时进行调查处理，如实记录，及时报告。以下医疗机构发生放射事件情形说法错误的是
A.人员误照或误用放射性药物的 B.放射性同位素丢失、被盗和污染的 C.放射治疗实际照射剂量偏离处方剂量25%以上的 D.诊断放射性药物实际用量偏离处方剂量25%以上的 E.设备故障或人为失误引起的其他放射事件 [单选题]一个人“内心空虚、成天无所事事、做一天和尚撞一天钟”,其深层次原因是 ( )
A. 没有事情可做 B. 缺乏激情 C. 缺乏理想 D. 贪图享受 [判断题]形式上的独立也称精神上的独立，指会计人员执行业务时应当不受个人或外界因素的约束、影响和干扰。 ( )
[单选题](单选题)18岁以下避免服用氟喹诺酮类药物( )
A. 骨发育容易受影响 B. 牙齿发育容易受影响 C. 代谢水及电解质的功能较差 D. 新陈代谢旺盛,药物排泄较快 E. 慎用激素类(包括肾上腺皮质激素) [单选题]井下电气设备,电压在( )V以上和由于绝缘损坏可能带有危险电压的电气设备的金属外壳、构架,铠装电缆的钢带(或钢丝)、铅皮或屏蔽护套等必须有保护接地。
A.24 B.36 C.42 [简答题]电气化铁路附近发生火灾时，须遵守的规定有？(出自关于印发《杭州维管段电气化铁路安全实施细则》的通知）
[单选题]下列哪项是口腔腔面被覆的上皮？（ ）
A.单层扁平上皮 B.复层扁平上皮 C.单层柱状上皮 D.复层柱状上皮 [填空题]Educational attitudes in a country may be a 【B1】 by which its basic cultural values are reflected. To take the American higher education 【B2】 example, university classrooms share certain identical features though they 【B3】 from course to course in some aspects. Any student, 【B4】 their ethnic and social background, is not only allowed but also encouraged to have chances for active participation in class. 【B5】. teachers often expect independent learning 【B6】 their students. It will be most appreciated if a student can 【B7】 the initiative and complete the assignment without too much 【B8】 upon his or her instructors. These two 【B9】 features in American university classrooms actually manifest the basic American values, especially self-reliance and 【B10】 of opportunity.
A. A．However B．Moreover C．Whereas D．Otherwise [单选题]上下面都是工作面的键是 ( ) 。
A. 平键 B. 半圆键 C. 花键 D. 楔向键 [判断题]转辙机钥匙及手摇把保管：无人站由工务人员保管；
A.正确 B.错误 [简答题]有关资料显示，一粒纽扣电池可使600吨水受到污染，相当于一个人一生的饮水量。请问一节一号电池烂在地里，会使多少平方米的土壤永久失去利用价值？
[单选题]列检作业场THDS设备实行（ ）检。
A.月 B.双月 C.季度 D.半年 [单选题]25K型空调客车的空调控制柜(KLc40c．1T1)的FR4是( )的过载保护元件。
A.(A)通风机 B.(B)压缩机 C.(C)冷凝机 D.(D)废排风机 [判断题]当x趋近∞时，素数定理渐近等价于π（x）～Li（x）。
[简答题]来电提醒业务的平台接入号码和短信通知号码是什么？
[单项选择]良好的站姿能显示出一个人的气质和风度，站立时以下哪项要领是错误的。（）
A. 头正颈直 B. 挺胸收腹 C. 双手抱臂 我来回答: 提交
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