热门试题:
[单项选择]According to the passage, human beings can better adapt to their environment than animals by______.
A. passing directly and efficiently words of warning from one generation to the next
B. means of the natural selection
C. evolution
D. using language
[单项选择]解剖上会厌谷位于()
A. 喉口两侧
B. 舌会厌外侧襞和舌会厌正中襞之间
C. 环状软骨板之后
D. 会厌喉面
E. 杓会厌襞两侧
[单项选择]《论语·卫灵公》曰:“君子谋道不谋食。耕也,馁在其中矣;学也,禄在其中矣。”以下践行了孔子这种人生选择的是()
A. 王位世袭制
B. 世卿世禄制
C. 九品中正制
D. 科举制
[判断题]脚手架的立杆间距减小,其承载能力也降低。(地方题库)
A.正确
B.错误
[多选题]电能表就是一种用途最广的计量电能的电器仪表,在电力系统发、供、用的各个环节中,用来测量()。
A.发电量
B.供电量
C.售电量
D.线损电量
E.峰谷电量
[单项选择]专利权是由国家专利主管机关根据国家颁布的专利法授予专利申请者或其权力继受者在一定期限内实施其发明的专有权力。在与计算机软件相关的发明中,______通常不是申请发明专利的主题。
A. 设备仪器以及与其结合在一起的计算机程序,作为一个完整的产品
B. 具有发明创造的计算机技术,作为一种方法发明
C. 独自开发的计算机程序代码本身
D. 有关将汉字输入计算机的发明创造
[多选题]形成修身律己、崇德向善、礼让宽容的道德风尚,要以诚信建设为重点,加强( )教育。( )
A.社会公德
B.职业道德
C.家庭美德
D.个人品德
[单选题]脆皮面包多以( )、酵母、盐等为原料。
A.白糖
B.鸡蛋
C.面粉
D.黄油
[单项选择]Long bus rides are like television shows. They have a beginning, a middle, and an end with commercials thrown in every three or four minutes. The commercials are unavoidable. They happen whether you want them or not. Every couple of minutes a billboard glides by outside the bus window. "Buy Super Clean Toothpaste." "Drink Good Wet Root Beer." "Fill up with Pacific Gas." Only if you sleep, which is equal to turning the television set off, are you spared the unending cry of "You Need It! Buy It Now!"
The beginning of the ride is comfortable and somewhat exciting, even if you’ve traveled that way before. Usually some things have changed new houses, new buildings, sometimes even a new road. The bus driver has a style of driving and it’s fun to try tofigure it out the first hour or so. If the driver is particularly reckless or daring, the ride can be as thrilling as a suspense story. Will the driver pass the truck in time Will the driver move into the right or the left hand lane After
A. Buses on the road.
B. Films on television.
C. Advertisements on the billboards.
D. Gas stations.
[多项选择]骨髓基质细胞受损所致贫血包括()
A. 大理石病
B. 各种髓外肿瘤性疾病的骨髓转移
C. 骨髓坏死
D. 骨髓硬化症
E. 骨髓纤维化
[单选题]82、三相双反星形可控整流电路中,晶闸管承受的最大反向电压为()。
A.U2
B.U2
C.U2
D.(+)U2
[单选题][T]B-B-B-A-025 3 2 1
QS-650K清筛机作业前挖掘的导槽坑宽度比计划清筛宽度宽出( )。
A.100mm
B.200mm
C.250mm
D.300mm
[单项选择]
A. despair
B. worry
C. panic
D. impulse
[单选题]立井箕斗提升系统,主要用于提升( )。
A.煤炭
B.煤炭与矸石
C.矸石
D.人员与设备
[判断题]使用钳型电流表时,应保证钳型电流表的电压等级与被测设备相符。测量时戴绝缘手套,穿绝缘鞋(靴)或站在绝缘垫上,不得触及其他设备,以防短路或接地。观测表计时,要特别注意保持头部与带电部分的安全距离
A.正确
B.错误
[单选题]煤尘对人体的危害,特别是粒度为 um的粉尘,容易透肺叶,使工人患职业病。
A. 0. 6——10
B. 0. 5—5
C. 0. 1—0. 3
D. 10—20
[单选题]井下有害气体SO2最高容许浓度是( ).
A.0.0024%
B.0.0005%
C.0.00066%
D.0.00025%
[单项选择]车床工作精度检验项目的名称是精车外圆的圆度、圆柱度,精车螺纹的螺距误差和精车端面的( )。
A. 面轮廓度
B. 平行度
C. 垂直度
D. 平面度
[多选题]各类作业人员在发现直接危及人身、电网和设备安全的紧急情况时,有权( ),并立即报告。
A.停止作业
B.在采取可能的紧急措施后撤离作业场所
C.结束工作票
D.立即离开作业现场
[单选题]锯轨作业要求:锯断后的钢轨,上下截面偏差不大于( )。
A.0.3mm
B.0.5mm
C.1mm
D.1.5mm
[单选题]高血压病人的护理
题目内容.外周血管征的临床表现没有
可选项.
A.点头征
B.颈动脉和桡动脉可扪及水冲脉
C.股动脉枪击音
D.颈动脉枪击音
E.毛细血管搏动征
[多选题]依据《中国石化变更安全管理规定》,以下不属于设备设施变更管理范围是( )。
A.设备结构的变更
B.日常的设备设施防腐处理
C.设备设施处理能力的变更
D.冬季设备设施保温处理。
[判断题]填写乘客遗失物品登记簿时,日期栏可填记2018.01.01。
A.正确
B.错误
[多项选择]我国刑事诉讼中委托代理人的种类有:()
A. 被害人的诉讼代理人
B. 自诉人的诉讼代理人
C. 附带民事诉讼原告人或被告人的诉讼代理人
D. 任刑事申诉人的诉讼代理人
[单选题]减速防护地段终端信号是昼间与夜间均为表面有反光材料的( )圆牌。
A.黄底黑字
B.绿色
C.限制速度
D.蓝底黑字
[多选题] 根据企业所得税的有关规定,下列固定资产不得计提折旧在税前扣除的有()
A.未投入使用的机器设备
B.未授入使用的房屋、建筑物
C.以经营租赁方式入的固定资产
D.以融资租赁方式租入的固定资产
[单项选择]In the past, man didn’t have to think about the protection of his environment. There were few people on the earth, and natural resources seemed to be (56) . Today things are (57) . The world has become too (58) . We are using up our natural resources too quickly, and at the same time we are (59) our environment with dangerous chemicals. If we (60) to do this, human life on the earth will not survive.
Everyone (61) toady that if too many fish are taken from the sea, there will soon be none left. Yet, with modem fishing (62) more and more fish are caught. We know that if too many trees are cut down, (63) will disappear and nothing will grow on the land. Yet, we (64) to use bigger and more powerful machines to (65) more and more trees.
We realize that if rivers are polluted with waste products from factories, we will die. (66) , in most countries wastes ar
A. crowded
B. large
C. dirty
D. busy
[单项选择]气管插管后确认导管位置正确的方法不包括以下哪一项()
A. 胃泡区听诊无气过水声
B. 导管有气体随呼吸进出
C. 用人工呼吸器压入气体可见胸廓起伏
D. 胸部听诊双肺呼吸音清
E. 患者缺氧情况得到改善
[判断题]小孔型等离子弧焊接时,获得优质焊缝的前提是焊接过程中确保小孔的稳定。
A.正确
B.错误
[多选题]
施工组织设计对工程中的各种危险源,要制定具体的( )
A. 防护措施
B. 安全注意事项
C. 评价方法
D. 控制方法
E. 施工方案
[单项选择]We are writing to introduce ( ) leading importers of electric appliances in Brazil.
A. ourselves to be
B. that we are
C. ourselves as
D. it that we are
[判断题] 间接用于测量电阻的仪表称为欧姆表.
A.正确
B.错误