热门试题:
[单选题](105460)GPS要实现精确定位,要解决两个问题,要确知卫星的准确位置和( )。
A.确知卫星的准确位置
B.准确测定卫星至地球上我们所在地点的距离
C.要进行差分校准
D.以上都不对
[单选题]3.758.
装于室外的电能表应采用( )式电能表。
A.户外
B.普通
C.防水
D.加固
[多选题]下列行政机关实施冻结存款、汇款符合《行政强制法》规定的有( )
A.甲机关在实施冻结前向行政机
关负责人报告并获得了批准
B.乙机关行政执法人员实施冻结
时出示了执法身份证件
C.丙机关工作人员制作了现场笔录
D.丁机关向金融机构交付了冻结
存款、汇款通知书
[判断题]用星-三角降压启动时,启动转矩为直接采用三角形联结时启动转矩的1/3。
A.正确
B.错误
[多项选择]某公司从英国进口一批棉布,纸箱包装,报检时应提供的单据有( )。
A. 合同、发票、装箱单、提单
B. 棉布的包装唛头、标签、吊牌等实物
C. 无木质包装声明
D. 包装性能检验结果单
[单项选择]鼻导管吸入的氧流量为2L/min,其吸入氧浓度为()。
A. 21%
B. 25%
C. 28%
D. 33%
E. 37%
[填空题]The difficulty with electronic waste and many other products is that ______ the products and ______ the component materials is a very difficult and expensive process.
[填空题] 当电空制动控制器处于过充位时,能使列车管压力超过规定压力() kpa。
[单项选择]等级战备制度是消防部队为能成功扑救火灾,有效处置其他灾害事故,使部队始终保持快速反应能力而设定的不同战备状态。等级战备分为()二级战备和一级战备。
A. 经常性战备
B. 三级战备
C. 日常战备
[判断题]银行处置抵债资产应坚持公开透明的原则,避免暗箱操作,防范道德风险。
A.正确
B.错误
[判断题]当对车钩进行手动解钩时,应与车钩头保持适当的安全距离,并且在曲线的内侧对车辆进行解钩
A.正确
B.错误
[单项选择]沿运动场一直线跑道从一端到另一端,每隔4米打1根柱子,一共打有25根桩子,现改为每隔6米打1根桩子,求可以不拔出来的桩子有几根( )
A. 9
B. 8
C. 14
D. 18
[单选题]标定色谱仪所用的混合标准气,需要包含待分析的:( )
A.至少一种组分
B.烃类组分
C.七种组分
D.可燃气体组分
[单项选择]公民甲死后留有遗产房屋一间和存款若干,法定继承人为其子乙。甲生前立有遗嘱,将其存款赠予侄女丙。乙和丙被告知三个月后参与甲的遗产分割,但直到遗产分割时,乙与丙均未作出是否接受遗产的意思表示。下列选项正确是()。
A. 乙、丙未作表示,视为放弃接受遗产
B. 乙未作表示视为接受继承,丙未作表示视为放弃受遗赠
C. 乙应视为放弃继承,丙应视为接受遗赠
D. 乙、丙均应视为接受遗产
[多选题]瓦斯超限作业,是指有下列情形之一的:( )。
A.瓦斯检查员配备数量不足的
B.不按规定检查瓦斯,存在漏检、假检的
C.井下瓦斯超限后不采取措施继续作业的
D.没有预抽瓦斯的
[判断题]䬠19在交流电路中,阻抗包含电阻“R”和电抗“X”两部分,其中电抗“X”在数值上等于感抗与容抗的差值。 ( )
A.正确
B.错误
[单项选择]应用于精美画册印刷的图片文件,文件时一般选用的分辨率为()
A. 72ppi
B. 150ppi
C. 120ppii
D. 300ppi
[单项选择]未经卫生检疫机关实施卫生处理,擅自排放压舱水,移下垃圾、污物等控制的物品的,处以 ( )的罚款。
A. 1000元以上1万元以下
B. 1000元以上3万元以下
C. 5000元以上1万元以下
D. 5000元以上3万元以下
[多项选择]进度计划的内容包括( )。
A. 雇主应支付承包商的费用安排
B. 一份支持报告
C. 合同中规定的各项检验和试验的顺序和时间安排
D. 承包商计划实施工程的顺序
E. 根据合同规定审核承包商文件的期限以及雇主要求中规定的任何其他提交、同意和批准的期限
[填空题] ★Types of dinner party: Successes and failures; you will get a social success among your (21) as long as you get it right. There will be (22) silence if you get it wrong.
★Tips for holding a dinner party: Avoid holding dinner parties in your own home unless you’re a (23) and want the attention; An (24) location is in a restaurant which has lots of favorable benefits. Firstly, your (25) wouldn’t be exposed to your guests. Secondly, you don’t need to worry about your cooking. Thirdly, you can (26) of the dinner party.
★Guide to home entertainment: You should make sure there is a decent (27) of guests; Introduce your guests properly and keep in mind not to entertain if you’re (28) . You can get your guests to bring a course.
★Taboos in a dinner party: Avoid serious conversation topics such as (29) unless you are with French people. And don’t let yourself over drink as it would lead to (30) .
[判断题] 国家秘密的保密期限届满,可以向社会公开。( )
A.正确
B.错误
[单选题]熔接光纤时,以下哪个工具使用不到( )( )
A.米勒钳
B.斜口钳
C.光纤
D.万用表
[单选题]毛竹跨越架的立杆、大横杆、剪刀撑和支杆有效部分的小头直径不得小于( )mm。
A.A.65
B.B.70
C.C.75
D.D.60
[单选题]图上标注比例尺1:100,实际尺寸是25m的物体,图样上尺寸是( )mm。
A.25
B.250
C.2500
D.500
[单项选择]患者,男性,45岁,因“冠心病,心肌梗死”入院,入院后进行冠脉造影,诊断为三支病变,给予冠脉搭桥手术,术后给予心包、纵膈引流,术后当日白天引流量偏多,晚上20:00左右,引流量突然减少,患者血压下降、心率增快、呼吸困难、发绀、面色苍白、出汗等症状,应考虑发生的病症()
A. 失血性休克
B. 围手术期心肌梗死
C. 低血糖反应
D. 心包压塞
[判断题] ( )精车塑性金属时,车刀前刀面应磨出较宽较浅的断屑槽。
A.正确
B.错误
[多选题]核算时发现某用户所用变30kVA,对应母计量点漏算变压器铜铁损,可能存在的原因(____)。
A.“变损计费标志”为“否”
B.变压器“运行状态”为“停用”
C.“变损算法标识”为“不计算”
D.该计量点状态为“停用”
[单选题]为加强电力生产现场管理,规范( ),保证人身、电网和设备安全,依据国家有关法律、法规,结合电力生产的实际,制定本规程。
A.安全管理
B.各类工作人员的行为
C.工作流程
D.作业方法
[单项选择]
What do you think of American health care system Most people would be (1) by the high quality of medicine (2) to most Americans. There is a lot of specialization, a great deal of (3) to the individual, a (4) amount of advanced technical equipment, and (5) effort not to make mistakes because of the financial risk which doctors and hospitals must (6) in the courts if they (7) things badly.
But the Americans are in a mess. To the problem is the way in (8) health care is organized and (9) . (10) to pubic belief it is not just a free competition system. To the private system has been joined a large public system, because private care was simply not (11) the less fortunate and the elderly.
But even with this huge public part of the system, (12) this year will eat up 84.5 billion dollars—more than 10 percent of the U. S. Budget—a large number of Americans are left (13)
A. helped
B. financed
C. planned
D. controlled
[单选题]依据《普通高中美术课程标准(实验)》,下列选项中,不属于“篆刻”模块教学内容的是
A.墨法
B.刀法
C.篆法
D.章法
[单项选择]某钢筋混凝土悬臂构件,其悬臂长度l=3.0m。当在使用中对挠度有较高要求时,试问,其挠度限值flim应与下列何项数值最为接近?()
A. 12
B. 15
C. 24
D. 30
[填空题]Most people consider bacteria dangerous. After all, these microorganisms cause a host of serious human diseases, including tuberculosis, typhoid fever, pneumonia, and food poisoning. In fact, however, only a small percentage of bacteria cause diseases, while many bacteria are actually beneficial to humans. For example, doctors use bacteria to produce vaccines and other medicines. Bacteria are also critical to many industrial processes, from fermenting wine to recycling wastes, and scientists use bacteria to study many of the biological processes common to all living things.
With such a wide variety of economic and scientific applications, it is no surprise that several laboratories around the United States grow and sell bacteria as a crop. These laboratories use specialized farming techniques to produce one of the nation’s most valuable biological commodities.
Like plants, bacteria have specific growth requirements. In particular, they need a place to grow and they need
[单选题]220V直流系统两级对地电压绝对值超过()V或绝缘电阻降低到25千欧以下,应视为直流系统接地。
A.20
B.30
C.40
[单项选择]数字3、5至少都出现一次的三位数有多少个?
A. 48
B. 52
C. 54
D. 60
[单选题]( )213.依据《特种设备安全监察条例》的规定,下列关于特种设备使用的说法中,正确的是()
A.电梯使用单位对本单位所用电梯进行维护保养
B.起重机械的作业人员和相关的管理人员必须取得特种作业人员证书
C.将特种设备登记标志放入特殊设备安全技术档案中
D.对超过检验合格期的特种设备制定安全措施和应急预案后再使用
[单项选择]大学生军训它是我们国家培养人才素质的一个()的措施,具有大学里面其他学科与教育无法替代的综合素质培养和教育的功能。
A. 普通
B. 重要
C. 一般
D. 可有可无
[单选题]某企业从销售员中选择一人担任销售部经理,该企业采用的招聘方法是( )
A.晋升
B.职位转化
C.职位轮换
D.工作扩大