热门试题:
[单选题]炮掘架棚巷道使用前探临时支护,爆破前应将工作面( )米范围内的棚子和前探梁加固,防止崩倒棚子和前探梁。
A.5
B.10
C.15
D.20
[判断题]高处作业所用的工具和材料可以放在工具袋内或用绳索绑牢()
A.正确
B.错误
[单选题][T]BB027513在现场常使用()表示8〞钻铤扣型。
A.65/8〞REG
B.65/8〞IF
C.65/8〞FH
D.61/2〞IF
[单项选择]充分的Web支持是MSSQLSERVER 2000的主要功能之一,下列不是其所支持的内容的是
A. XML和Internet标准支持
B. 方便而安全地通过Web访问数据
C. 简化管理和优化
D. 安全的应用程序管理
[多选题]对溺水者急救时当把溺水者从水中救出,立即送到( )的地方。
A.A、安全
B.B、通风
C.C、保暖
[多项选择]肺结核病人全身毒血症状可有()。
A. 午后低热
B. 干咳
C. 疲乏
D. 盗汗
E. 妇女月经失调
[单项选择]Persons who are overweight should watch their diet carefully in order to lose pounds. The best way to do this is to start a weight control program. At first it is wise to talk with your doctor. He can advise you of the number of calories(卡路里) you should have in your meals each day. He can tell you about exercising while on your diet. A good rule is to lose slowly. A loss of a pound or two is plenty.
Plan meals around foods you know. This means that it is wise to include foods that you are used to and that are part of your regular eating habits. When you have lost the weight you wish, simple items can be added to your diet so that you can maintain the weight you want. While you are dieting, try to build a pattern of eating that you can follow later to maintain your desired weight.
When dieting, choose low-calorie foods. Avoid such items as fats, fried food, sweets, cakes, cream and soft drinks. Try to take coffee and tea without sugar or cream. Snacks can be part of your diet.
A. While dieting, you should ask the doctor so that you can lose your weight quickly.
B. Plan meals means to have some foods you like and take them as your daily eating habits.
C. When you have lost your weight, you can have some coffee and tea without sugar or cream.
D. As you are dieting, don’t forget exercise.
[判断题]危险品系指有爆炸.易燃.毒害.腐蚀.放射性等性质,在运输.装卸和储存保管过程中,易造成人身伤亡和财产损毁而需要特别防护的物品。( )
A.正确
B.错误
[单项选择]It was not until it was getting dark ( ) the child remembered to go back home.
A. when
B. had
C. that
D. then
[判断题]定期票、计次票产品启用期限内有乘车记录的,有效期从首次乘车之日起计算;产品启用期限内无乘车记录,但有未取消预约记录的,有效期从启用期限次日起计算。
A.正确
B.错误
[填空题]低压厂用电系统采用()和()的供电方式,75kW及以上电动机由()供电,75kW以下电动机由()供电。
[判断题]901年,书院被统一改为学堂,古代书院制度的终结标志着中国古代高等教育的衰落。
A.正确
B.错误
[单项选择]下列不属于现代教育特点的是()
A. 国际性
B. 科学性
C. 公共性
D. 公平性
[多项选择]景德镇瓷器造型优美,色彩绚丽,其中,()是景德镇瓷器中闻名中外的传统名瓷。
A. 青花瓷
B. 青花玲珑瓷
C. 油滴瓷
D. 粉彩瓷
E. 薄胎瓷
[单选题]高压法兰的密封面是采用( )做垫片来密封的。
A. 石棉垫
B. 石墨热
C. 缠绕垫
D. 钢圈
[单选题]根据《建筑法》第33条的规定,实施建筑工程监理前,建设单位应当将有关事项书面通知被监理的建筑施工企业,该事项不包括()
A.委托的工程监理单位
B.监理的内容
C.监理权限
D.监理期间
[简答题]密切接触者如何管理?医学观察期限是几天?
[单选题]挂牌位置、数量发生错误是( )责任,没有按停电牌位置挂牌是操作责任。
A.点检
B.操作
C.检修
[单项选择]环保公关起源于()
A. 美国
B. 德国
C. 英国
D. 法国
[判断题]二进制数10101+1101=100010。
A.正确
B.错误
[判断题]换热器传热的平均温差通常用进、出口的温度差的算术平均值代替。
A.正确
B.错误
[单项选择]菊科植物适应于虫媒传粉的特征除具一般虫媒花花色鲜艳、花粉外壁粗糙和具蜜腺等等以外,还有()。1.头状花序2.花序具异形小花3.萼片发生变态4.聚药雄蕊5.雌、雄蕊异熟6.花柱近柱头部分具毛环7.花序具总苞8.极少单性异株9.草本
A. 2、4、7、8、9
B. 1、2、4、5、6
C. 3、4、7、8、9
D. 2、4、5、6、7
[判断题]离心泵优点是:起动前泵内要灌满液体
A.正确
B.错误
[判断题] 电弧灼伤发生在误操作或人体过分接近高压带电体而产生电弧放电时,这时高温电弧将如同火焰一样把皮肤烧伤。 ( )
A.正确
B.错误
[单项选择]NPT1/2的外螺纹,已知基准直径为21.223mm,基准距离为8.128mm。车削螺纹前螺纹端面的直径应该是()mm。
A. 6.096
B. 7.62
C. 7.112
D. 7.874
[单项选择]The database users are connecting to the PROD database from different applications, thereby degrading the database performance. The senior database administrator suspects the large number of concurrent connections to be the reason for low performance and asks you to restrict the number concurrent connections per database user to one. Which action would you take to achieve this objective? ()
A. set the SESSIONS to 1 in the parameter file
B. grant SINGLE SESSION privilege to all of the users
C. set the SESSIONS_PER_USER to 1 in the users’ profile
D. grant RESTRICTED SESSION privilege to all of the database users
E. create a role with SINGLE SESSION privilege and assign the role to the users
[单选题]走行部故障监测子系统监测1位代表( )。
A.齿端轴箱轴承
B.小齿轮箱电机侧轴承
C.大齿轮箱车轮侧轴承
D.大齿轮箱电机轴承
[单项选择]患儿4岁,患肾病综合征3个月。症见:肢体反复浮肿,按之凹陷难起,面色萎黄,神疲乏力,胸闷腹胀,纳少便溏,舌淡苔白滑,脉沉缓。实验室检查:尿蛋白明显增高,血浆蛋白降低,血清胆固醇5.7mmol/L。其证型是()
A. 气滞血瘀
B. 肝肾阴虚
C. 脾虚湿困
D. 湿热内侵
E. 脾肾阳虚
[判断题]92、 处理过度换气的旅客,可让其用清洁袋罩在口鼻处进行呼吸。
A.正确
B.错误
[判断题]如果商品售出后,企业仍可以对售出商品实施有效控制,说明此项商品销售不成立,不应该确认销售商品收入。
[多项选择]职业分类的作用主要有()。
A. 实行劳动力社会化管理的基础
B. 职业教育培训与就业工作发展的基础
C. 国民经济信息统计的参考依据
D. 人口普查的参考依据
[单项选择]患者,男,50岁。5年前腰部因疼痛,外贴膏药后皮肤出现局限性红肿,后起水疱,伴瘙痒,自行治疗后皮损结痂,有色素沉着,5年中病情反复发作,皮损肥厚干燥,有鳞屑,瘙痒剧烈,舌淡红,苔薄,脉弦细数。治疗应首选()
A. 黄连解毒汤加减
B. 凉膈散加减
C. 消风散合当归饮子加减
D. 龙胆泻肝汤加减
E. 化斑解毒汤合龙胆泻肝汤加减