热门试题:
[判断题]3.232. 电能具有清洁、安全、便捷、成本低等优势,实施电能替代对于推动能源消费革命、落实国家能源战略、促 进能源清洁化发展意义重大。
A.正确
B.错误
[单选题]人员密集场所的门窗不得设置影响()和灭火救援的障碍物。
A.逃生
B.作业
C.生产
D.施工
[判断题]电磁式电压互感器一次绕组N(X)端必须可靠接地。
A.正确
B.错误
[单选题]在山能发〔2022〕1 号文中,发挥安健环信息平台作用,集成重大灾害指标监测等系统功能,推行风险(),提高风险智能监测预警水平。
A.四色管理一张图
B.三色管理一张图
C.隐患排查图
D.五色管理一张图
[判断题]运输业务数据每季度统计一次即可。
A.正确
B.错误
[单项选择]The microsecond unit of time is used in radar applications. The microsecond represents which of the following?().
A. one-millionth part of a second
B. one-thousandth part of a second
C. one-hundredth part of a second
D. one-tenth part of a second
[填空题]科学发展观,第一要义(),核心是(),基本要求是全面协调可持续,根本方法是()。
[单选题]Ⅱ型呼吸衰竭应给予吸氧的浓度
是
A.<15%
B.<30%
C.30%~50%
D.50%
E.>50%
[单选题]我国肝硬化最常见的病因是:( )
A.甲型肝炎
B.乙型肝炎
C.丙型肝炎
D.丁型肝炎
E.戊型肝炎
[单选题]辖区中队作为第一出动,通常其力量不能满足扑救高层建筑火灾的需要,因此,应将火灾扑救的重点放在()。
A.力量调集
B.人员疏散和灭火扑救
C.组织人员疏散和被困人员营救
D.防止火势蔓延
[单选题]对驾驶员应当严格挑选训练和考核,()驾驶员不得单独驾驶车辆执行任务。
A.作风松散的
B.家在驻地的
C.技术不熟练的
D.刚领到执照的
[判断题]儿童票的座别应与成人车票相同,其到站不得远于成人车票的到站。
A.正确
B.错误
[简答题]简述茶杯擦手毛巾餐具餐巾消毒方法及要求。
[单项选择] Edwin Hubble
Edwin Hubble changed our ideas about the universe and how it developed. The work of few other scientists changed our understanding of 【51】 suddenly. He made his most important discoveries in the 1920s. Today, other scientists continue the work he began back then. Edwin Powell Hubble was born in 1889 in Marshfield, Missouri. He 【52】 his early years in the state of Kentucky. Then he moved with his family to Chicago, Illinois. He attended the University of Chicago, taking mathematics and astronomy 【53】 his specialty.
As a student, Hubble was also a member of the University’’s basketball team and an excellent boxer. Several people urged him 【54】 for the world heavy weight boxing championship after college. Instead he decided to continue his 【55】 .
In his first observations from Mount Wilson, California, Hubble used a telescope with one-hundred fifty-two and began 【56】 more and more distant objects. His first great discovery was
A. form
B. shape
C. volume
D. size
[单选题]焊接过程中,产生在焊条和零件之间的( )将焊条和零件局部熔化,受电弧力作用,焊条端部熔化后的熔滴过渡到母材,和熔化的母材融合一起形成熔池,随着焊工操纵电弧向前移动,熔池金属液逐渐冷却结晶,形成焊缝。
A.电弧
B.温度
C.压力
D.气体
[单选题] These kinds of shoes ________ well.
A.don’t sell
B.are not sold
C.won’t be sold
D.were not sold
[单选题]( )汽轮机负荷过低时会引起排汽温度升高的原因是______。
A.真空过高
B.进汽温度过高
C.进入汽轮机的蒸汽流量过低,不足以带走鼓风摩擦损失产生的热量
D.进汽压力过高。
[单项选择]在我国细菌性角膜炎致病菌占第一位的()。
A. 绿脓杆菌
B. 表皮葡萄球菌
C. 金黄色葡萄球菌
D. 肺炎链球菌
E. 肠道杆菌
[单项选择]故意杀人,明知自己的行为会致人死亡,而希望或放纵这种结果发生的行为。
根据以上的定义,下列哪种行为是典型的故意杀人( )
A. 某人对瘫痪在床的母亲不管不问,导致其死亡的行为
B. 甲和乙在楼顶追逐打闹,致使乙坠楼摔死
C. 王某酒后驾车,发生交通事故,导致乘车人李某死亡
D. 甲在愚人节打电话给乙进行恐吓,致使乙心脏病发作死亡
[单选题]根据《最高人民法院、最高人民检察院关于办理非法生产、销售烟草专卖品等刑事案件具体应用法律若干问题的解释》,非法生产、销售烟草专卖品违法范围活动可适用的罪名不包括( )。
A.假冒注册商标罪
B.走私罪
C.生产、销售伪劣产品罪
D.销售假冒注册商标的商品罪
[判断题]灭火救援指挥员和业务训练组织者为安全工作的直接责任人。()
A.正确
B.错误
[多选题]夏季打开易挥发的试剂瓶,应注意( )。
A.不可将瓶口对准脸部
B.把瓶子在冷水中浸一段时间,以避免因室温高,瓶内气液冲击以致危险
C.取完试剂后要盖紧塞子
D.存放有毒、有味气体的瓶子还应用蜡封口
[单项选择]Historical developments of the past half century and the invention of modem telecommunication and transportation technologies have created a world economy. Effectively the American economy has died and been replaced by a world economy.
In the future there is no such thing as being an American manager. Even someone who spends an entire management career in Kansas City is in international management. He or she will compete with foreign firms, buy from foreign firms, sell to foreign films, or acquire financing from foreign banks.
The globalization of the world’s capital markets that has occurred in the past 10 years will be replicated right across the economy in the next decade. An international perspective has become central to management. Without it managers are operating in ignorance and cannot understand what is happening to them and their firms.
Partly because of globalization and partly because of demography, the work forces of the next century are going to be very di
A. economical
B. geographical
C. international
D. financial
[单选题]异型接头的联结应使两钢轨工作面轨距线与( )水平线都相吻合。
A.轨顶最高点
B.轨底最底点
C.轨顶
D.轨顶轨底的中部
[判断题]在关停搬迁过程中,相关单位应规范各类设施拆除流程,安全处置遗留固体废物。对危险废物,应委托有资质的单位进行安全处置,并执行危险废物转移联单制度。
A.正确
B.错误
[单选题](468120)直接滴定法是用标准溶液( )滴定被测组份。((1.0分)
A.直接
B.间接
C.置换
D.取代
[简答题]根据《通用安全规则》制度规定:凡平均音压超过八十五分贝的噪音作业场所的作业,员工应佩戴( )、( )等防音防护用品。区间隧道内的施工,( )使用耳塞、耳罩。
A. 耳塞 B. 可以 C. 耳罩 D.严禁
[单项选择]埋式光缆与35千伏以上电力缆线最小平行净距为()
A. 0.5米
B. 1米
C. 1.5米
D. 2米
[简答题]发动机型号12VE230Z,它表示什么?
[简答题]如何理解道德的本质和功能?
表现为:道德是反映社会经济关系的特殊意识形态。道德是社会利益关系的特殊调节方式。道德是一种实践精神。
功能:①认识功能。②规范功能。③调节功能。④导向功能⑤激励功能
道德的功能系统中,认识功能、规范功能、调节功能是最基本的功能。
[单选题]出租汽车驾驶员达到法定退休年龄的,由发证机关( )其从业资格证。
A.注销
B.撤销
C.补(换) 发
D.审核延续
[单选题]在35kV的设备上进行工作,工作人员正常的工作活动范围与带电设备的安全距离至少为( )。
A.0.90m
B.1.10m
C.1.30m
D.1.50m