热门试题:
[单选题]下列表述错误的是( )
A.带电情况下灭火的安全危害主要是发生触电事故。
B.严寒气候下的安全危害主要是指发生冻伤、高空滑落、跌倒、车辆打滑等情况。
C.对沸溢与喷溅情况下的安全危害主要是指轻质油储罐着火后,可能发生沸溢、喷溅造成人员伤害。
D.对沸溢与喷溅情况下的安全危害主要是指重质油储罐着火后,可能发生沸溢、喷溅造成人员伤害。
[判断题]冬季由于昼间长、夜间短,行车作业人员体力消耗大,影响安全作业。( )
A.正确
B.错误
[简答题]通常用的三甘醇脱水工艺流程由哪几部分组成?
[多选题]以下哪些属于井下局部风量调节的内容( )。
A.安设调节风窗
B.调节通风机叶片安装角
C.安设辅助通风机
D.扩大巷道断面
[判断题]21世纪初期将是供应链管理发展的第四阶段。()
[单选题]动车组解编操作时,主控动车组转换为调车模式后,必须一次移动( )m以上方可停车。
A.5
B.10
C.15
D.2022
[单选题]个人及家庭理财中的会计要素与企业会计要素是有所区别的,下列要素中不属于个人及家庭理财会计要素的是()。
A.资产、负债
B.净资产
C.所有者权益
D.收入、支出
[单选题]高压开关柜可研初设审查阶段主要对高压开关柜选型涉及的(____)、结构形式进行审查、验收。
A.技术参数
B.设备类型
C.装置参数
D.设备样式
[单项选择]重庆理工大学是属于那些机关领导()
A. 中国教育部
B. 重庆市政府和兵器工业部
C. 重庆市教育管理委员会
[单选题]25T型车塞拉门的过滤减压阀调整值应为( )。
A.459kPa~612kPa
B.359kPa~612kPa
C.559kPa~612kPa
D.459kPa~712kPa
[单选题]2801 km 的包裹运到期限为( )日。
A.7
B.8
C.9
D.10
[单项选择]船舶油污损害是指船舶在正常营运中或发生事故时,溢出或排放油类、油类混合物,在运油船舶以外,()。
A. 因污染而造成的人身伤害和财产损失
B. 为防止或减轻污染损害而采取合理措施产生的费用
C. 为防止或减轻污染损害而采取合理措施造成的进一步损害
D. A或B或C
[单项选择]The English word "veto" means "I will not permit". It is a way for one member of a group or government to (61) action by other members.
For example, the United Nations Security Council (62) five permanent members, the United States, China, Britain, France and Russia. (63) can use the veto to block action by the whole group. Britain and France did this in 1956. They vetoed a resolution (64) Israel to withdraw its forces from Egyptian territory.
The most (65) use of the veto is by an executive over the legislative in a government with a president. The United States Constitution (66) such a veto. The (67) also says a president’s veto can be changed by a second vote of Congress. This is called overriding the president’s veto. For a bill to become law, (68) of the members of both houses of Congress (69) vote to override the president’s veto. Throughout American history, presidents (70) more than 2 500 congressi
A. may
B. must
C. can
D. will
[单项选择]()是医务人员先天具有或后天所习得的引发医学道德行为的心理体验。
A. 医德认识
B. 医德情感
C. 医德意志
D. 医德品质
[判断题]《铁路旅客运输服务质量规范》中要求,可使用独立包装的贴身卧具供途中、折返更换。
A.正确
B.错误
[单项选择]以下哪项不是阴虚胃痛的主证()
A. 胃痛隐隐
B. 口燥咽干
C. 口不渴
D. 舌红少苔
E. 脉弦细
[单选题]在测量电压前检查万用表的()选择是否正确,防止造成直流系统接地影响其它保护及安自装置正常运行。
A.量程
B.档位
C.电压等级
D.公共端
[单项选择]要获得记录集RS中,当前记录的“产品型号”字段的值,该字段的顺序号为1,以下用法中,不正确的是()
A. fdvalue=RS(1)
B. fdvalue=RS.Fields(“产品型号”)
C. fdvalue=RS.(“产品型号”)
D. fdvalue=RS.Fields(产品型号).Value
[单选题](2020年真题)有些世界性的科技竞赛,是该学科在国际上影响最大、水平最高的大赛只在中学生里开展。下列选项中,不属于国际性中学生科技竞赛的项目是( )。
A.数学奥林匹克竞赛
B.物理奥林匹克竞赛
C.化学奥林匹克竞赛
D.电子奥林匹克竞赛
[单项选择] Questions 4 to 6 are based on the following conversation. At the end of the conversation you, will be given 15 seconds to answer the questions. Now, listen to the conversation.
When should the man check with Student Services to ensure the change of registration date
A. When all of the senior students register in courses.
B. Twenty-four hours before the registration date.
C. Seven days before the designated registration date.
D. Twenty-four days before the registration date.
[单项选择]肾上腺素在心肺脑复苏中的作用不正确的是()。
A. 心脏复苏中最常用、最有效的药物
B. 兴奋α受体,提高主动脉收缩压,改善心脑灌注
C. 恢复已停跳心脏的心电活动
D. 心室纤颤由细颤转为粗颤
E. 剂量为1mg,无效时可加大剂量首剂5mg
[单项选择]不能直接感受到的自然界信息有()。
A. 清晨看到东方升起的太阳
B. 在严冬风雪中感受到的寒冷
C. 春天在丁香树下闻到的阵阵清香
D. 看到钟表指示的时间
[判断题]对在责任报告单位中发现的未报告传染病病例,责任报告单位应及时补填传染病报告卡,并通过网络录入报告。( )
A.正确
B.错误
[单选题]驼峰信号电路中的FCJ采用( )型号继电器。
A. JWXC1-1700
B. JWXC1-H340
C. JPXC1-1000
D. JWXC1-H600
[单项选择]临床分期是()
A. qTNM
B. pTNM
C. mTNM
D. cTNM
E. bTNM
[单项选择]若通货膨胀率为1%,资金成本为4%,则扣除通货膨胀后的资金成本为( )。
A. 3%
B. 4%
C. 5%
D. 2%
[多项选择]熬糖时如果搅拌不均匀,留有未熔化的晶体,拔丝后会影响______。
A. 菜品的脆度
B. 菜品的亮度
C. 菜品的造型
D. 烹制时间
E. 拔丝长度
[判断题]“西藏青年大会”,简称“藏青会”,是严重危害国家安全、谋取西藏独立的恐怖组织。
A.正确
B.错误
[填空题]和谐型电力机车弹停装置动作,且弹停塞门( )关闭时,如要缓解弹停装置,必须在走行部的(弹停风缸)上进行手动缓解。
[单项选择]由β溶血性链球菌产生,能溶解组织间的透明质酸()
A. M蛋白
B. 脂壁酸
C. 红疹毒素
D. 链激酶
E. 透明质酸酶
[单选题]琵琶:木材:乐器
A.鼎:青铜:用具
B.水墨画:宣纸:工艺
C.浮雕:石块:建筑
D.竹简:竹片:书籍
[判断题]消防安全绳是消防员在灭火、抢险救援作业或日常训练中仅用于自救和救人的绳索。( )(易)
A.正确
B.错误
[判断题]《国家电网公司业扩供电方案编制导则》中大容量非线性负荷指接入10kV及以上电压等级电力系统的电弧炉轧钢设备地铁电气化铁路牵引机车,以及单台2000kVA及以上整流设备等具有波动性冲击性不对称性的负荷。
A.正确
B.错误
[单选题]Retrofitting houses to use less energy should be a no-brainer for homeowners.(1)time,money spent on ways to reduce heat loss from draughty houses should produce a(2)return in lower fuel bills.In practice,many are cautious.Some improvements,such as solid-wall insulation and solar panels,can take over 25 years to(3)their initial cost.Few owners are willing to wait that long by then many are likely to have(4)and moved on Several governments have started finance schemes designed to(5)this problem.Since 2008 PaCE programmes have offered American homeowners loans to(6)improvements,repaid through higher local taxes on the property,(7)it belongs to.In Britain,the Green Deal offers loans over a 25-year period,with repayments added to energy bills.Countries including France and Canada have similar(8)In theory,these schemes should boost investment in common energy-saving measures,such as extra insulation and new boilers,(9)the first owner does not have to pay all the costs in advance But enrolment rates have(10),according to Sean Kidney at the Climate Bonds Initiative,a think tank.In Britain,just 1%of those assesseed for the Green Deal have signed up.In Berkeley,California,home of the first PACe scheme,the(11)rate is similarly low.Homeowners are(12)chiefly because the interest rates on the loans look high.The Green Deal charges 7%;some PaCe schemes a hefty 8%.As these rates are fixed for decades,they will(13)look unattractive when(as now)short-term interest rates are low Many people also(14)they will save enough on their energy bills to cover the repayments Fc or instance(15)in britain that installing loft insulation can cut energy bills by 20%have been dented by a government study that found it(16)gas consumption by only 1.7%on average.Others fear that green loans may reduce the value of their home.In America,firms that underwn mortgages are(17)PACE loans Green loans have not been a failure everywhere.Around 250,000 households in Germany(18)for them each year.They do so(19)they need pay only 1%interest on them each year thanks to an annual public subsidy of 1.5 billion.Whether that is a(an)(20)use of taxpayers’money is another question(1)选?
A.On
B.In
C.Over
D.At
[单项选择]下列既可治疗阳痿遗精、肾虚腰痛,又能治久咳虚喘、劳嗽痰血的药物是()。
A. 菟丝子
B. 核桃仁
C. 蛤蚧
D. 紫河车
E. 冬虫夏草
[多选题]装卸高压熔断器,应戴( )。必要时使用绝缘操作杆或绝缘夹钳。
A.绝缘鞋
B.护目镜
C.绝缘靴
D.绝缘手套