热门试题:
[单项选择] Pressure Cooker(压力锅) Safety
When you are cooking with a pressure cooker, you should learn a few common sense(常识) rules:
1. Never leave the cooker unwatched when it is in use.
2. Add sufficient liquid but never past the recommended fill point. Overfilling the cooker may block the vent pipe(排气孔) and cause the cooker to explode.
3. Set the cooking time. Too much time may overcook the food or too much pressure may build up in the cooker. Too little time will lead to undercooked food.
4. If you are new to pressure cooking, follow the cooking instructions carefully. Heat and time can either result in a great meal or a ruined one.
5. Never try to force a pressure cooker cover open. Allow the cooker to cool or run it under cool water before trying to open the cover.
6. Clean the cooker thoroughly after each use. Mild detergent(洗涤剂) and hot water work the best. Do not use stove ash or sand for they may damage the cooker. The gasket(密封圈) is best
A. keep the cooker under close watch
B. always keep the cooker half full
C. never leave the cooker empty
D. never turn off the stove
[单选题]《党政领导干部考核工作条例》规定,本年度内病、事假累计超过____的领导干部,参加年度考核,不确定等次。( )[单选题]
A.一个月
B.三个月
C.半年
D.十个月
[单选题]装接容量80KVA的工业客户实行功率因数调整电费考核的标准是( )。( )
A.0.9
B.0.85
C.0.8
D.不实行考核
[多选题]因为泡沫液是泡沫灭火系统的关键材料，直接影响系统的灭火效果，所以把好泡沫液的质量关是至关重要的环节。送检泡沫液主要对其发泡性能和灭火性能进行检测，检测内容主要包括（ ）。
A.化学成分
B.发泡倍数
C.析液时间
D.灭火时间
E.抗烧时间
[单项选择]8051单片机中，输入/输出引脚中用于专门的第二功能的引脚是（）。
A. P0
B. P1
C. P2
D. P3
[单项选择]（）是南京官营织造生产的提花多彩丝织物，是明清最著名的丝织品。
A. 丝绸
B. 库缎
C. 妆花
D. 云锦
[单选题]柴油机统一式燃烧室结构形式主要有( )、球形燃烧室、U形燃烧室。
A.预热式燃烧室
B.盆形燃烧室
C.楔形燃烧室
D.ω形燃烧室
[单项选择]When you want to go shopping and decide how much money you can spend for new clothes, think about the kind of clothes you really need. Then look for those clothes on sale. There are labels(标签) inside all new clothes. The labels tell you how to take care of your clothes. The label for a shirt may tell you to wash it in warm water. A sweater label may tell you to wash by washing in cold water. The label on a coat may say "dry clean only". Washing may ruin(毁坏) this coat. If you do as the directions say on the label, you can keep your clothes looking their best.
Many clothes today must be dry-cleaned. Dry cleaning is expensive. When buying new clothes, check to see if they will need to be dry-cleaned. You will save money if you buy clothes that can be washed. You can save money if you buy clothes that are well-made. Well-made clothes last longer. They look good even after they have been washed many times. Clothes that cost more money are not always better made. They do not always fit
[单选题]在一恒压的电路中,电阻R增大,电流随之( )。
A.减小
B.增大
C.不变
D.不一定
[单选题]近代中国的社会性质是（ ）
A.殖民地社会
B.半殖民地半封建社会
C.封建社会
D.资本主义社会
[单项选择]下列选项中，不属于叉车类型的是（）
A. 三向堆垛式叉车
B. 堆垛起重机
C. 跨车
D. 伸缩臂式叉车
[单选题]目前不同厂商的监控软件之间现在一般用（ ）方式交换数据。A.DDE B.RDS C.OPC D.SUITLIKE
A.A
B.B
C.C
D.D
[单选题]工作许可手续完成后，工作负责人（）应向工作班成员交待工作内容、人员分工、带电部位和现场安全措施，进行危险点告知，并履行确认手续，工作班方可开始工作。
A.专责监护人
B.工作许可人
C.工作票签发人
D.小组负责人
[判断题]对钢材进行淬火热处理的目的就是为了提高其塑性,消除或减轻其内部组织缺陷。 ( )
A.正确
B.错误
[单项选择]关于肝功能不全病人麻醉的叙述，哪项是错误的（）
A. 重视凝血因子的有效补充
B. 选择对肝功能影响小的麻醉药
C. 低蛋白血症应注意麻醉药物的血浆蛋白结合率
D. 对琥珀胆碱的清除半衰期无影响
E. 防止感染
[简答题]人民公社体制被家庭承包制替代之后，为什么还需要社区性农民组织？
[多选题]参与公司系统所承担电气工作的外单位或外来人员工作前,设备运维管理单位应告知(____)。
A.作业时间
B.现场电气设备接线情况
C.危险点
D.安全注意事项
[单项选择]
The euroskeptics contend that the risks of monetary union far outweigh any advantages it may bring. Since exchange rates can (1) be used to offset the strains of different economic conditions prevailing in various member countries, growth and employment problems are inevitable, they say. The resulting political pressures will (2) to demands for large intra-union (3) payments. And (4) political resistance to such payments is inevitable, skeptics regard the EMU as a (5) to further European integration.
The (6) of the EMU is groundless. The countries that will soon formally renounce the right to adjust their nominal exchange rates are not (7) up anything they have not already voluntarily surrendered as part of preparations for monetary union. In the past years not one of the 11 founding members of EMU has (8) in order to enhance its (9) . What better proof of the determination and (10) of the European coun
A. differing
B. resulting
C. bringing
D. driving
[单选题]下列关于梅毒螺旋体及梅毒的描述,有1项错误是
A.梅毒螺旋体目前不能用培养基分离培养,也未证明它含有内毒素或分泌外毒素
B.一期梅毒为梅毒螺旋体侵入患者部位(外生殖器粘膜)出现无痛性硬性下疳,其传染性强,病原体检出率高
C.二期梅毒为一期梅毒患者暂时愈合2~3个月后,出现梅毒疹,全身淋巴结肿大等,此期传染性最强,且病原体检出率和血清学检查阳性率最高
D.三期梅毒为晚期患者,少数二期梅毒患者历经4年左右潜伏感染后出现皮肤粘膜溃烂,多脏器损害,尤其脑损害、脊髓痨等。但传染性弱,病原体检出率和血清学阳性率均较低
E.胎儿对梅毒螺旋体不易感,孕妇患梅毒经胎盘垂直传播给胎儿的几率很低
[单项选择]含挥发油的药物的提取( )
A. 煎煮法
B. 浸渍法
C. 渗漉法
D. 水蒸汽蒸馏法
E. 压榨法
[单项选择]
Minutes
Lighting
Staff are complaining about the poor lighting in the main office. The secretary of the committee recently obtained quotes (29) new lighting, (30) we passed to the management board. The committee is (31) waiting for (32) decision. We are hoping the board will let us (33) within the next few weeks.
New Drinks Machine
Of the three types of machines we looked at, Maxcup appeared to be the best option. The committee now has to find a new (34) , as our current machine causes problems near the fire exit (35) several people use the machine at the same time. It was decided to put (36) taking the decision, and we expect to have enough information (37) the end of the month.
Conference Attendance
Robert (38) to be away at the conference from 1st to 8th of next month. Jane has agree to ass
A. through
B. off
C. up
[单项选择]Certkiller.COM已与10 Active Directory集成区域的DNS服务器。审计目的，你必须提供安全审计组的DNS服务器的区域文件的副本。来实现这个任务，你应该怎么做呢（）
A. 执行NTDSUTIL>分区管理>显示命令
B. 执行ipconfig / registerdns命令
C. 执行DNSCMD/ ZoneExport命令
D. 执行DNSCMD/ Zoneoutput命令
[单选题]安装ETC车载装置并可正常使用且经出口查验合格的鲜活农产品运输车辆或运输联合收割机（包括插秧机）车辆，（ ）.
A.免收通行费
B.收通行费
C.不放行
D.多次收费
[单选题]麻疹出疹的顺序是
A.头面-耳后-躯干-四肢末端-全身
B.耳后发际-面部-躯干-四肢-手掌足底
C.四肢末端-头面-躯干-背部-胸部
D.四肢末端-躯干-头面-耳后发际
E.四肢末端-头面-耳后发际-前胸-后背
[判断题]在房地产投资分析中，若不能确定各风险因素未来发生的概率，则盈亏平衡分析就无法进行。( )
[单选题]Caps Lock键的功能是( )。(易)(基础知识)
A.暂停程序的执行
B.大小写锁定
C.执行屏幕打印
D.控制屏幕滚屏
[判断题]热制度的稳定是高炉行程正常的条件和标志。 ( )
A.正确
B.错误
[单选题]设f（x）是定义在[-a，a]上的任意函数，则下列答案中哪个函数不是偶函数？
A.f（x）+f（-x）
B.f（x）*f（-x）
C.[f（x）]2
D.f（x2）
[判断题]25m钢轨线路，调整轨缝时的轨温限制为0℃~60℃。（ ）
A.正确
B.错误
[单选题]在燃料油生产装置中的现场照明线路控制通常使用的开关是( )。
A.拉线开关
B.空气开关
C.胶盒开关
D.防爆开关
[判断题]某检修单位在办理工作终结手续后，工作负责人发现做安全措施时解除的运行设备的二次回路端子未恢复，未重新办理第二种工作票，单人擅自恢复二次回路端子，手中的工具金属未做绝缘处理，金属部分触碰到运行设备端子，造成开关跳闸，随即用操作把手合上开关。
该起事故存在违章行为：工作负责人单人恢复二次回路端子。违反《安规》中工作负责人的安全职责“确认工作的必要性和安全性”的规定。
A.正确
B.错误
[单选题]高压蒸汽灭菌有效监督最有效的方法是（ ）。
A.化学指示胶带
B.程序监测
C.化学指示卡
D.生物监测
E.温度计
[单选题]在计算运输收入事故损失时，对印有固定金额的票据，（ ）。
A.按票面金额计算
B.按实际金额计算
C.按实际损失计算
D.按百分比计算
[单选题]( )用导线缠绕的方式消除电流互感器二次回路开路。
A.可以
B.根据现场情况
C.必须
D.禁止
[单项选择]根据建设用地审批制度，建设单位取得土地的程序是( )。
A. 向县级以上土地主管部门申请，经土地主管部门审查，报同级人民政府
B. 向县级以上土地主管部门申请，经同级投资主管部门审查，报上级土地主管部门
C. 向投资主管部门申请，经土地主管部门审查，报同级土地主管部门
D. 向投资主管部门申请，经土地主管部门审查，报上级土地主管部门
[单选题]属于颈丛的分支（ ）
A.阴部神经
B.肌皮神经
C.闭孔神经
D.膈神经
E.肋间神经
