[单选题]前飞时,由于桨叶的周向气流速度不对称引起的挥舞运动,使______方位的桨叶挥舞最高A.90°B.180°C.0°
[单选题]在柴油机中对外作功的工质是:A.燃油B.燃烧产物C.空气D.可燃混合气
[单选题]糖尿病最常见的精神症状是A.焦虑症状B.幻觉C.抑郁情绪D.偏执状态E.意识障碍
[多选题]瓦斯治理的方针,必须坚持( ).A.抽采达标B.通风可靠C.监控有效D.监督检查E.管理到位
[单选题]A customer needs a new data base Server . The irthird-party application requires Micros of tSQLServer . They have 100userswho will loginto The net Work and store The ir data file son The net Work Server . They will also require The Server tobeanemailServer and to deploy acentralantivirussolution. Which of The following net Work operating system s would satis fy The serequirements()A.SuSE Linux Enterpris e9B.RedHat Linux AdvancedServer 3C. Micros of t Windows 2003Server Web EdIt ion D. Micros of t Windows 2003Server St and ardEdIt ion
[单选题]下列哪项不是烧伤早期物理治疗的目的A.预防感染B.刺激上皮组织和肉芽生长C.软化瘢痕D.促进渗出物吸收E.预防并发症的发生
[单选题]下列选项中,( )是政府非常设机构.A.国家审计署B.省计委C.国家扶贫办公室D.县.建委
[单选题]根据下列材料回答下列各 题. A.肾上腺素 B.吗啡 C.异丙肾上腺素 D.特布他林 E.氨茶碱 既能用于支气管哮喘,又能用于心源性哮喘的药物是
[单选题]Whiledis cussing The customer ’senvironment The storage specialis t dis covers that The customer has both Windows and UNIX Server s running various application s. The customer is looking for acosteffective10TBsolution that includes amirroredsIt etomeet The ir dis aster recovery plan . Which of The following solutions should be recommended()A.DS5020 system running MetroMirror and VolumeCopyB.StorwizeV7000 running Flash Copy and VolumeCopyC.DS5020 system running Flash Copy and EnhancedRemoteMirrorD.DS5300 system running Flash Copy and EnhancedRemoteMirror
[单选题]天然蛋白质中不存在的氨基酸是( )A.蛋氨酸B.瓜氨酸C.丝氨酸D.半胱氨酸E.苯丙氨酸
[单选题]一、下列各题均有四个选项,正确选项只有一个,请将正确答案选出.下列古谚、古训不蕴含同一哲学原理的一组是:A.郑人买履;按图索骥;邯郸学步;对牛弹琴B.鲁侯养鸟;张冠李戴;良莠不分;指鹿为马C.千里之行,始于足下;千里之堤,溃于蚁穴;水滴石穿;防微杜渐D.入山问樵,入水问渔;不入虎穴,焉得虎子;凡事要好,须问“三老”;百闻不如一见
[单选题]霍乱主要经( )A.吸血节肢动物传播B.水、食物、苍蝇传播C.飞沫传播D.土壤传播E.血液、体液、血液制品传播
[单选题]根据下面内容,回答下列各题: A.GMP B.GLP C.GCP D.GSP E.GAP 药物非临床研究质量管理规范
[单选题]You use two user accounts for your computer: standard user and administrator. You log on to your computer as standard user but are unable to make advanced configuration changes. You need to make advanced configuration changes while you are logged on as a standard user.What should you do()A. Enable the User Account Control Only elevate executables that are signed and validatedoptiB. Disable the User Account Control: Only elevate executables that are signed and validatedC. Configure the User Account Control: Behavior of the elevation prompt for standard userssetting to the Prompt for credentialsoptionD. Configure the User Account Control: Behavior of the elevation prompt for administrators inAdmin Approval Mode setting to the prompt for consent optionA.AB.BC.CD.D
[单选题]根据下列材料回答下列各 题. A.疝内容物易回纳入腹腔 B.疝内容物不能完全回纳入腹腔 C.疝内容物有动脉性血循环障碍 D.疝内容物被疝环卡住不能还纳,但无动脉性循环障碍 E.疝内容为部分肠壁不能还纳时 绞窄性疝
[单选题]你是AdventureWorks的DNS管理员.AdventureWorks是一家互联网服务提供商(ISP),为许多公司提供Web站点运行服务.每一个AdventureWorks的DNS服务器上都为用户们运行着多个DNS区域.几个AdventureWorks管理员被允许添加DNS区域.你打算每周制定一个报告,列出在每个DNS服务器上的全部区域.你该如何操作()A.使用dnslint功能查询每个DNS服务器B.使用dnscmd功能查询每个DNS服务器C.使用nslookup功能查询每个DNS服务器D.使用adsiedit功能在活动目录中查询DNS区域列表
[单选题]解热镇痛药的解热作用主要是由于A.作用于中枢,抑制PG合成B.抑制内热原的释放C.作用于外周,使PG合成减少D.增加缓激肽的生成E.以上均不是
[多选题]符合生长发育规律的描述是A.神经系统发育较晚B.生长发育具有连续性和阶段性C.生长发育具有个体差异性D.生长发育具有顺序性E.生长发育遵循由远到近的顺序
[单选题]应与本病作鉴别诊断的疾病不包括A.化脓性舌下腺炎B.颌下淋巴结炎C.颌下间隙感染D.舌下腺肿瘤E.颌下腺肿瘤
[单选题]我们设置安全装置和安全设施的目的是为了( ).A.保证产品质量B.提高工作效率C.保障人身安全
[单选题]计算机安全属性中的可用性是指( ).A.得到授权的实体在需要时能访问资源和得到服务B.系统在规定条件下和规定时间内完成规定的功能C.信息不被偶然或蓄意的删除、修改、伪造、乱序、重放、插入等D.确保信息不被暴露给未经授权的实体