热门试题:
[判断题]停电的操作顺序,总配电箱,分配电箱,开关箱。
A.正确
B.错误
[单项选择]在废水处理过程中,衡量水体受污染程度的重要指标是()。
A. COD
B. SS
C. PH值
D. NH3-N
[判断题]( )线路有效长的起止范围由警冲标确定。
A.正确
B.错误
[单项选择]不属于口腔黏膜感染性疾病的是
A. 带状疱疹
B. 复发性疱疹性口炎
C. 口腔结核
D. 鹅口疮
E. 复发性阿弗他溃疡
[多选题]下列哪一个属于防滑系统。( )
A.基础制动装置
B.防滑控制单元
C.速度传感器
D.防滑阀
[判断题]( )允许速度140 km/h及以上线路全封闭、全立交,线路两侧按标准进行栅栏封闭,并设置相应的警示标志。
A.正确
B.错误
[单项选择]同一品种、类型和规格的木门窗、金属门窗、塑料门窗及门窗玻璃每()樘应划分为一个检验批。
A. 30
B. 50
C. 100
D. 500
[单项选择]帝王死后,根据他在皇族中的世系,奉入祖庙祭祀,并追尊为某祖、某宗,这就是( )。
A. 谥号
B. 徽号
C. 年号
D. 庙号
[判断题]将各种形式的能量转换成电能的装置,通常是电路的能源叫电源。
A.正确
B.错误
[单项选择]关于女性生殖系统生理的叙述,正确的是()
A. 绝经后女性卵巢功能衰退,体内无雌激素
B. 雌三醇是雌二醇与雌酮的代谢产物
C. 排卵后的卵泡称为闭锁卵泡
D. 女性有月经来潮即提示有排卵
E. 卵巢不分泌雄激素
[单项选择]男患,55岁,根治性直肠癌低位前切除术后,出现便失禁,护理不正确的是:()
A. 评估大便失禁的原因,观察粪便的性状
B. 必要时观察记录生命特征、出入量等
C. 做好会阴及肛周皮肤护理,评估肛周皮肤有无破溃、湿疹等,必要时涂皮肤保护剂
D. 指导患者环形按摩腹部,鼓励适当运动
E. 指导患者根据病情和以往排便习惯,定时排便,进行肛门括约肌及盆底肌肉收缩训练
[单选题]行大量不保留灌肠时,成人每次液体用量为
A.50~100mL
B.100~200mL
C.200~500mL
D.500~1000mL
E.1000~1500mL
[判断题]车站对急救药品、抢险救灾物资和零星急需支农物资应优先承运。
A.正确
B.错误
[单选题]对难以做到与电源完全断开的检修线路、设备,可( )其与电源之间的电气连接。
A.断开
B.拆除
C.隔离
D.拉开
[单项选择]The White House is the home of the President of the United States and his family. It wasn’t called the White House until Teddy Roosevelt named it in 1901.
James Hoban designed the White House in 1792. He was awarded the job because he had won a contest sponsored by the government. His design had been selected as the best.
President John Adams was the first to live in the White House. When he and his wife, Abigail moved in, it was a huge mansion in the middle of a swamp. Many of the rooms were unfinished. Abigail used the famous East Room as a drying room for laundry. More rooms were decorated every year. Rare shrubs and trees were planted on the grounds.
Yet, all this work was for nothing. In the war of 1812, the British burned the mansion to the ground. The White House was rebuilt in 1817. The beauty of its decorations and furnishings has been growing ever since.
The White House was sponsored by the government. This means that the government ______.
A. received the prize
B. held the contest
C. did the designing
D. was against having a contest
[单选题]在冲泡的基本程序中煮水的环节讲究( )。
A.不同茶叶品质所需水温不同
B. 不同茶叶外形所需水温不同
C.不同茶叶品种选择不同煮水器皿
D.不同茶叶品种煮水所需时间不同
[单选题]金属材料随着温度的变化而膨胀、收缩的特性称为( )。
A.热膨胀性
B.导热性
C.导电性
D.熔点
[单选题] 为了保证软件质量.在开发过程的各个阶段进行()是一个重要手段。
A. 验收测试
B. 用户培训
C. 软件评审
D. 文件修改
[填空题]清香型的代表酒是:( );主体香为:( )
[单项选择]低盐饮食每日食盐不可超过
A. 1g
B. 2g
C. 3g
D. 4g
E. 5g
[单选题]新设高压配电线路导线截面一般按()选择。
A.短路电流
B.电压损耗
C.经济电流密度
D.动稳电流
[多选题]以下哪些是应用层防火墙的特点()
A.更有效的阻止应用层攻击
B.工作在OSI模型的第七层
C.速度快且对用户透明
D.比较容易进行审计
[单项选择]登录“智慧社区”平台需要的验证码须通过()获取
A. 短信或验证码图片
B. 固话语音
C. 手机语音
D. 不需要验证码
[单选题]给水加氨处理时,加氨量以使给水pH值调节到( )为宜
A.7以上
B.8.5~9.2
C.9以上
[单项选择]下列哪个可作起全身作用的油溶性药物栓剂的基质()
A. 聚氧乙烯
B. 泊洛沙姆
C. 可可豆脂
D. 聚乙二醇
E. MMC
[单项选择]
The presentation layer is concerned with the ()and semantics of the information exchanged between two systems. The processes in two systems are usually exchanging information in the form of character (), numbers, and so on. The information should be changed to bit () before being transmitted. Because different computers use different encoding systems, the presentation layer is responsible for () between these different encoding methods. The presentation layer at the sender changes the information from its sender-dependent format into a common format. The presentation layer at the receiving machine changes the common format into its () -dependent format.
The processes in two systems are usually exchanging information in the form of character () , numbers, and so on.
A. numbers
B. functions
C. strings
D. codes
[判断题]LMSD系统中,与外网用户互通时采用TrFO技术可以节省声码器,提高语音质量。
[单选题]《国家电网公司关于印发“深化基建队伍改革、强化施工安全管理”有关配套政策的通知》规定,将核心劳务分包人员纳入施工单位“四统一”管理。“四统一”是指统一管理、()、统一管控和统一考核。
A.统一考试
B.统一培训
C.统一指挥
D.统一食宿
E.略
F.略
[多选题]对已带入车内的( )等宠物,应安排在列车通过台由旅客自己照看,宠物发主意外或伤害其他旅客时,由( )负责。
A.家禽
B.猫、狗、猴
C.承运人
D.携带者
[单选题]何种刹车方式使用的是黄系统刹车储压器的压力?
A.正常(带防滞)
B.备份(带防滞)
C.备份(不带防滞)
[单选题]ZPW-2000A无绝缘移频自动闭塞系统发送器故障表示灯每周期闪动5次。说明()故障.
A.A、载频编码条件故障
B.B、下边频检测故障
C.C、功出电压检测故障
D.D、低频编码条件故障
[单选题] 沸溢的形成原因,以下不正确的是()。(1.0分)
A. 油罐发生火灾时,热辐射除向四周扩散外,也加热了液面
B. 油品具有热波特性,温度不下传,高温区域未增厚
C. 油品含有水分或由于灭火时向着火油罐内喷射了水
D. 油品具有较高的沸点和较大的黏度,水沸腾汽化被油薄膜包围形成油泡沫