热门试题:
[多选题]皮瓣的组成( )
A.表皮
B.真皮
C.皮下组织
D.肌肉
[单项选择]火成岩按冷凝时在地壳中形成的部位不同可分为下列哪几种?()
A. 深成岩、浅成岩、花岗岩
B. 浅成岩、喷出岩、火山熔岩
C. 深成岩、浅成岩、喷出岩
D. 深成岩、浅成岩、花岗斑岩
[多选题]以( )劫持航空器的,处十年以上有期徒刑或者无期徒刑;致人重伤、死亡或者使航空器遭受严重破坏的,处死刑。
A.暴力
B.胁迫
C.其他方法
D.以上都是
[判断题]材料中的声速取决于材料的特性。( )
A.正确
B.错误
[单项选择]某县城一加工企业2014年8月份进口一台机器设备,缴纳增值税120万元并取得海关专用缴款书,境内销售环节计算增值税销项税为500万元;本月出租门面房,预收租金10万元,该企业本月应缴纳城市维护建设税和教育费附加为()万元。
A. 30.44
B. 40.04
C. 28.2
D. 35.2
[多选题]降低杆塔接地电阻的方法有( )。
A.外引接地;
B.改良土壤;
C.安装避雷器;
D.用长效降阻剂。
[单选题]绝缘电阻表测量用的导线应使用相应电压等级的绝缘导线,其端部应( )。
A.有绝缘套
B.有标记
C.用绝缘胶带绑扎
D.带标签
[单选题]涂装涂料涂层需在上一道涂层实干后,方可涂装下一道漆,底漆、中间漆最长暴露时间不超过( )。
A.3d
B.7d
C.10d
D.14d
[单项选择]同行评议是()的主要方式。
A. 学术成果论证
B. 论文发表
C. 学术竞赛
D. 学术评价
[单项选择]
The Sea
What do you know about the sea We know that it looks very pretty when the sun is shining on it. We also know that it can be very rough when there is a strong wind. What other things do we know about it The first thing to remember is that the sea is very big. When you look at the map of the world you will find there is more water than land. The sea covers three quarters of the world. The sea is also very deep in some places. It is not deep everywhere. Some parts of the sea are very shallow. But in some places the depth of the sea is very great. There is one spot, near Japan, where the sea is nearly 11 kilometers deep! The highest mountain in the world is about 9 kilometers high. If that mountain were put into the sea at that place, there would be 2 kilometers of water above it! What a deep place!
If you have swum in the sea, you know that it is salty. You can taste the salt. Rivers, which flow into the sea, carry salt from the
A. Right
B. Wrong
C. Not mentioned
[单选题]在《民用航空通信导航监视工作规则》中规定,地空通信可使用()电语音和数据通信等方式。
A.无线
B.有线
C.卫星
D.通播
[单选题] 第738题
集中器能显示信号强度,可以发送登录包,但与主站无法连接下列描述错误的是( )。
A.集中器地址不对
B.集中器GPRS参数不对
C.网路繁忙或故障
D.上行通信模块损坏
[单选题]接受相应的安全生产知识教育和()培训,掌握营销现场作业必备的电气知识和业务技能,并按工作性质,熟悉本规程的相关部分,经考试合格后上岗。
A. A.业务知识
B.B.岗位技能
C.C.作业技能
D.D.触电急救
[填空题]根的维管组织内由导管、管胞、筛管、伴胞、纤维等组成()系统,由维管射线组成()系统。
[判断题]负荷开关-熔断器(组合电器)单元适用于变压器馈线单元。( )
A.正确
B.错误
[判断题]托运人使用自备货车在铁路区段内运输货物时,应与过轨站签订过轨运输合同,报铁路局批准。( )
A.正确
B.错误
[判断题]雷电乙级保护引下线水平间距不应大于30米(3589)
A.正确
B.错误
[单项选择]承包人代为更换的发包人供应的规格、或与合同约定不符的材料所发生的费用由( )。
A. 承包人承担
B. 发包人承担
C. 承包人和发包人各承担一半
D. 工程师决定承担责任者
[单选题]高压熔断器熔体中间焊有()的小锡球
A.降低熔点
B.1
C.2
[填空题]表的设计视图分为上下两部分,上半部分是_______,下半部分是字段属性区。
[单选题]使用铁鞋(止轮器)防溜时,鞋尖(止轮器)应紧贴( ),牢靠固定。
A.车轮踏面
B.钢轨面
C.车辆
[单项选择]漏斗部狭窄的四联征麻醉中不应( )
A. 心率增加
B. PVR增加
C. SVR增加
D. 前负荷增加
E. 心肌收缩力不变或稍增加
[单选题]转向架组装时转K4型同一转向架同组减振外簧、摇枕外簧自由高度差均不大于(
)。
A.1mm
B.1.5mm
C.3mm
D.2mm
[填空题]超过一定规模的危险性较大的分部分项工程,编制的()施工方案应经专家论证、审查。
[判断题]人民警察遇到所有的抗拒或者阻碍人民警察依法履行职责的情形时,经警告无效,都可以使用警棍、催泪弹、高压水枪、特种防暴枪等驱逐性、制服性警械。
A.正确
B.错误
[多选题]、严禁利用()来代替操纵机构。不定项选择
A.制动器
B.限位器
C.接触器
D.限位装置
[多选题] 关于普通线路常备木枕、混凝土枕数量,下列说法正确的是( )。
A.站线每千米2根
B.正线每千米2根
C.站线每千米1根
D.正线每千米1根
[单项选择]压注成型前的塑料必须加入到加料室内,进行()才能压注成型。
A. 型腔
B. 预热、加压
C. 加料室
D. 退火
[单项选择]男,55岁。腹胀、少尿1年,曾诊断为“乙肝,肝硬化”,未系统治疗。近1日呕血2次,呕吐物为暗红色,量约500ml,排黑便1次,约100g,感头晕、心悸,于县医院急症就诊。既往有冠心病史2年,间断口服药物治疗。查体:血压80/50mmHg,神志清,贫血貌,巩膜轻度黄染,心率108次/分,律齐。全腹无压痛及反跳痛,肝未触及,脾肋下2cm,腹水征(+),肠鸣音活跃。经治疗2天后,患者消化道出血得到控制,但出现幻觉、烦躁不安,下列处理措施中不正确的是()
A. 急查血氨
B. 检测血电解质
C. 应用支链氨基酸
D. 注射安定10mg
E. 进行血气分析
[单选题]电网管理单位停电检修,应明确告知分布式电源用户( )。
A.A-停送电时间
B.B-工作内容
C.C-工作地点
D.D-人员安排
[单项选择]The idea that some groups of people may be more intelligent than others is one of those hypotheses that dare not speak its name. But Gregory Cochran is (1) to say it anyway. He is that (2) bird, a scientist who works independently (3) any institution. He helped popularize the idea that some diseases not (4) thought to have a bacterial cause were actually infections, which aroused much controversy when it was first suggested.
(5) he, however, might tremble at the (6) of what he is about to do. Together with another two scientists, he is publishing a paper which not only (7) that one group of humanity is more intelligent than the others, but explains the process that has brought this about. The group (8) are a particular people originated from central Europe. The process is natural selection.
This group generally do well in IQ test, (9) 12-15 points above the (10) value of 100, and ha
A. thought
B. sight
C. cost
D. risk
[单项选择]每逢经期或经后,午后发热,两颧潮红,咽干口燥,治疗首选方剂为()
A. 两地汤
B. 补中益气汤
C. 血府逐瘀汤
D. 清经散
E. 知柏地黄丸