[判断题]数模转换就是AD转换.
[单选题]下列说法符合奥苏伯尔观点的是( )A. 接受学习必然导致机械学习,发现学习必然导致意义学习B. 接受学习必然导致意义学习,发现学习必然导致机械学习C. 接受学习与发现学习都必然导致意义学习D. 接受学习与发现学习都可能是有意义的,也可能是机械的
[判断题]9(5.0分)所有的图层都能被删除.______
[填空题]液压泵的三种配流方式是阀配流、(____ ) 和(____
[单选题]下列各句中,加括号的成语使用不恰当的一句是( ) A.离投票的日子越来越近,虚虚实实,真真假假,凡是有损施瓦辛格形象的【陈芝麻烂谷子】都被翻出来了. B.还想让你老爸保你过关吗?老实告诉你吧,他已是【泥菩萨过河--自身难保】了,谁也救不了你. C.不久前,王刚又杀【回马枪】,再返中央电视台主持节目,舍动物、而去找朋友,又迅速吸引了不少观众的眼球. D.就你摊的那些活,我【三下五除二】就能把它弄清爽!谁像你,几天也拿不下来.
[问答题]民事执行应符合哪些条件
[填空题]下列那个不属于民营科研机构的特征( )
[单选题]疏水逐级自流加装疏水冷却器后,可提高机组的热经济性,其原因是( ).A、充分利用了疏水的热量 B、增加了对低压抽汽的排挤C、减少了对高压抽汽的排挤 D、减少了对低压抽汽的排挤
[填空题]汇水面积的( )是由一系列山脊线连接而成.
[填空题]路基防护与加固的重点是( ).
[单选题]设计强度为C.0的预应力混凝土连续梁张拉时,混凝土强度最低应达到( )MPa.A.35.0 B.37.5 C.40.0 D.45.0
[问答题]简述真理的绝对性和相对性的含义及二者的辩证关系.
[多选题]关于营销审计的下列论断,哪些是正确的() A. 营销审计主要针对内部营销系统进行审计,不涉及对营销环境的审计;B. 营销审计具有整体系统性的特点;C. 营销审计需要定期进行;D. 营销审计是在出现重大问题时采取的临时行动;E. 营销审计通常由企业外部独立的营销审计机构负责实施
[判断题]计算机信息管理方式是在信息管理理论和技术规范的指导下,依据护理管理制度和管理流程,采用计算机技术建立的一套护理信息管理系统.( )
[单选题]_____和_____,是中国共产党人的精神支柱和政治灵魂,也是保持党的团结统一的思想基础.A.共产主义远大理想、新时代中国特色社会主义共同理想B.共产主义远大理想、中国特色社会主义共同理想C.共产主义崇高理想、新时代中国特色社会主义共同理想D.共产主义崇高理想、中国特色社会主义共同理想
[问答题]在完整的工业投资项目中,经营期期末(终结点)发生的净现金流量包括( )
[判断题]某公司安排职工张某在5月1日加班一天,事后在工作日5月8日安排他补休一天.由于已经安排了补休,所以公司不用向张某支付加班工资.
[单选题]Interact use appears to cause a drop in psychological health, according to research at Carnegie Mellon University. Even people who spent just a few hours a week on the Internet experienced more bad feelings and loneliness than those who was online less frequently, the two-year study showed. Researchers are puzzling over the results, which were completely contrary to their expectations. They expected that the Net would prove socially healthier than television, since the Net allows users to choose their information and to communicate with others. The fact that Internet use reduces time available for family and friends may account for the drop in psychological health, researchers hypothesized (推测). Faceless, bodiless “virtual”(虚的) communication may be less psychologically satisfying than actual conversation, and the relationships formed through it may be shallower. Another possibility is that exposure to the wider world through the Net makes users less satisfied with their lives. “But it. s important to remember this is not about the technology, it. s about how it is used,” says psychologist Christine Riley of Intel, one of the study. s sponsors (发起人). It really points to the need for considering social factors in terms of how you design applications and services for technology. 1、 What.s the finding of the research undertaken at Carnegie Mellon University A)People spend more time on the Internet now.B)People spend less time with their families and friends now.C)The Net proves socially healthier than television.D)Internet use may cause a drop in psychological health.
[单选题]光栅中,标尺光栅与指示光栅的栅线应:( )A、相互平行 B、互相倾斜一个很小的角度 C、互相倾斜一个很大的角度 D、外于任意位置均可
[填空题]以社会公共利益为目的的法人是( )
[多选题]保持香港、澳门长期繁荣稳定,必须全面准确贯彻____的方针.A.“一国两制”B.“港人治港”C.“澳人治澳”D.高度自治