热门试题:
[单选题]配电带电作业时,作业区域带电导线、绝缘子等应采取相间、相对地的绝缘隔离措施。绝缘隔离措施的范围应比作业人员活动范围增加( )m以上。
A. 0.1,
B. 0.2,
C. 0.3,
D. 0.4
[单选题]采取适当的措施,使燃烧因缺乏或隔绝氧气而熄灭,这种方法称作( )。(4991)
A.窒息灭火法
B.隔离灭火法
C.冷却灭火法
[多选题]多选题:安检区域不得接受乘客限带物品的( )。
A.自愿遗弃
B.暂存
C.上交
D.寄存
[单项选择]关于HCO3ˉ重吸收的叙述,错误的是
A. 主要在近球小管重吸收
B. 主要是以CO2的形式重吸收
C. 需要碳酸酐酶的帮助
D. HCO3ˉ先于Cl-的重吸收
E. 与H+的分泌活动无关
[多选题]以低于成本价格销售商品的行为,有下列情形之一的,不属于不正当竞争行为()。
A.销售鲜鱼、樱桃等鲜活商品
B.处理有效期限即将到期的水果罐头
C.季节性降价
D.销售被染色服装
[判断题][T]AC012 5 2 3
( )对“烧死”的铬铁头,应该用锉刀锉修铬铁头。
A.正确
B.错误
[单选题]攀登自锁器与安全带之间的连接绳不应大于( )m。
A.A.1
B.B.0.7
C.C.0.6
D.D.0.5
[多选题]储蓄国债(电子式)可以办理( )业务
A.提前兑取
B.质押贷款
C.非交易过户
D.流通转让
[判断题]票据和结算凭证的金额、出票或者签发日期、收款人名称不得更改,更改的票据无效;更改的结算凭证,银行不予受理。 ( )
[多选题]( )属于机器的控制部分。
A.链传动
B.电源开关
C.钻头
D.进给手柄
[多项选择]上运动神经元瘫痪的临床特点为( )
A. 呈单瘫、偏瘫或截瘫,瘫痪肌肉不萎缩
B. 瘫痪肌肉张力增高
C. 腱反射消失,浅反射消失,不出现病理反射
D. 肌电图显示神经传导正常,无失神经电位
E. 上肢的伸肌比屈肌张力高,下肢的屈肌比伸肌张力高
[单项选择]固定汇率最致命的缺陷是与( )不可共存。
A. 财政政策
B. 货币政策
C. 需求政策
D. 总供给政策
[填空题]闭式冷却水泵额定容量( )KW,额定电流( )A,转速( )rpm。
[单选题]应急管理部《煤矿重大事故隐患判定标准》(应急管理部令第4号),煤矿领域安全生产重大事故隐患包含15个方面,80种情形,下列属于“有严重水患,未采取有效措施”情形之一的是( )。
A.未查明矿井水文地质条件和井田范围内采空区、废弃老窑积水等情况而组织生产建设的
B.水文地质类型简单的矿井未设置专门的防治水机构
C.有突(透、溃)水征兆,立即撤出井下所有受水患威胁地点人员
D.无地表水倒灌威胁的矿井,在强降雨天气实施停产撤人
[单项选择]患女,50岁。素有高血压病史,近来感到项下不适,可触摸到肿块,诊断为甲状腺瘤。应首选()
A. 龙胆
B. 玄参
C. 连翘
D. 夏枯草
E. 蒲公英
[单选题]办公、生活区域环境和各类设备物品摆放,应当保持( )。
A.整齐、统一、规范
B.干净、整洁、有序
C.干净、统一、有序
D.整齐、规范、有序
[单选题]生产经营单位()与从业人员订立协议,免除或者减轻其对从业人员因生产安全事故伤亡依法应承担的责任。
A.不得
B.通过协商,在双方自愿的基础上可以
C.应当
D.必须
[单选题]川乌内服一般应( )。
A.生用、先煎
B.生用、浸酒
C.炮制、久煎
D.生用、研未
[单选题]在铁路线路两侧从事采矿、采石或者爆破作业,应当遵守有关采矿和民用爆破的法律法规,符合国家标准、行业标准和( )要求。
A.行车安全
B.建筑限界
C.铁路安全保护
D.铁路总公司
[判断题]终端进行主被叫业务连接时会发起RRC连接建立,而发起位置更新时无须进行RRC连接建立。
[单选题]当你作为行人在线路上发现危及行车安全的故障时,应使用(徒手 )信号及时拦停列车。
A.信号旗
B.响墩
C.火炬
D.徒手
[单项选择]Sociologists use "power" to refer to the capacity of people to control or influence the actions of others. Sociologists study power to (31) not only who exercise it, but also why it’s exercised and who benefits from its use.
Of wealth, power and prestige, power is the hardest to measure. Most studies are nothing more than an average of (32) about where power is found. Many forms of power are so (33) hidden that only its holders know the source. Because it’s so hard to (34) , and tied to ideology, the subject of power is a source of much (35) in sociology. Some maintain that power in America is concentrated in the (36) of a few people who have a common (37) and who tend to act together. Wright Mills (38) that America is (39) by a "power elite". Others believe that power in America is (40) among many groups and people.
Sociologists do agree that real power may not always lie (41) we
[单选题]驾驶人因服兵役、出国(境)等原因无法办理审验时,延期审验期限最长不超过多长时间?
A.1年
B.2年
C.3年
D.5年
[单项选择]原位溶血是指红细胞破坏场所在
A. 骨髓
B. 脾脏
C. 肝脏
D. 血管内
E. 组织内
[单选题]49、220kV及以下断路器验收人员应为技术专责,或具备班组工作负责人及以上资格,或在本专业工作满()年以上的人员
A.A、2
B.B、3
C.C、5
D.D、6
[单项选择]One grand prize winner and two first place winners will be ______ from all eligible, correct entries.
A. handled
B. drawn
C. offered
D. given
[多项选择]关于常见滑膜炎的关节镜下特征,叙述正确的有()
A. 类风湿关节炎滑膜充血、肥厚,绒毛呈珊瑚、指样突起
B. 痛风性关节炎滑膜充血、增生,有亮白色晶体沉积于滑膜上,晶体沉积于软骨面
C. 色素绒毛结节性滑膜炎滑膜增生如葡萄串珠样,表面有网状血管,常见含铁血黄素沉着,呈铁锈色
D. 感染性关节炎关节软骨呈苔藓样改变
E. 滑膜软骨瘤病滑膜增生、肥厚不一,绒毛软骨化生或钙化,质地变韧,最典型的是关节游离体有蒂与滑膜相连
[单项选择]10%稀盐酸溶液常用方法制备为
A. 溶解法
B. 蒸馏法
C. 稀释法
D. 化学反应法
E. 混合法
[单选题]学习马克思主义哲学的根本方法是( )。
A.从个别到一般的方法
B.向社会实践学习的方法
C.理论联系实际的方法
D.逻辑推理的方法
[单选题]按照动作原理分类,信号继电器可分为( )。
A.电磁型和感应型
B.直流型和交流型
C.安全型
D.非安全型
[单项选择] In a few weeks, high school students face the prospect of taking the much-publicized new SAT Reasoning Test, which for the first time will require them to write a timed essay. Yet colleges continue to send confusing signals about whether students applying in the fall to attend college must take the new exam.
Some schools, including Harvard, say they will accept scores from either the new test or the old SAT I, which was administered for the last time in January and did not contain a writing section. The University of Central Florida, for example, will require the new test, which will be given for the first time on March 12. Still others, such as the University of Virginia, strongly recommend that prospective applicants take the new test but under some circumstances also will accept the old SAT. A number of colleges are delaying a decision. The College Board, which administers the SAT, surveyed more than 1,900 four-year schools and has heard back from slightly more than 500. Of
A. Students who have taken the old test are strongly advised not to take the new test.
B. As compared with the old test, the new one requires the student to write an essay in a shorter period of time.
C. The College Board has decided to invite university teachers to grade the essays.
D. The College Board has appealed to many universities to support the new examination.
[单选题]部委规章可以创设下列哪一种行政处罚
A.责令停产停业
B.警告
C.没收违法所得
D.暂扣或者吊销许可证
[单选题]车辆按用途可分为客车、货车及( )。
A.试验车
B.发电车
C.检衡车
D.特种用途车