热门试题:
[判断题]( )168.放大电路通常工作在小信号状态下,功放电路通常工作在极限状态下。
A.正确
B.错误
[多项选择]发生溶血反应可能的原因是（）
A. 血液储存过久
B. 血液内加入高渗或低渗的溶液
C. 血液被细菌污染
D. Rh因子不合
E. 输入异型血液
[单项选择]外用杀虫止痒、内服壮阳通便的药物是（）
A. 雄黄
B. 硫黄
C. 杜仲
D. 巴戟天
E. 蛇床子
[单选题] 移动式电动机械和手持电动工具的三相电源线在三相四线制系统中应使用（）芯软橡胶电缆。
A.二
B.三
C.四
D.五
[判断题]皮带运输机的皮带宽度与运输物料的粒度没有关系。
[单选题]临床医生进行社区诊断时最常使用的流行病学调查方法是
A.暴发调查
B.现况调查
C.个案调查
D.问卷调查
E.典型调查
[单选题](27825)《铁路技术管理规程》规定接触网最低工作电压为( )。(1.0分)
A.23kV
B.22kV
C.20kV
D.19kV
[简答题]吂1】什么叫做基础根开和铁塔根开、迈步和转角杆塔的位移?
[判断题]昆明地铁凭引导信号采用EUM模式运行时限速 45km/h。
A.正确
B.错误
[单选题]请示的目的能否实现，关键是()。
A.请示理由是否充分
B.文本结构是否完整
C.表述语言是否流畅
D.逻辑层次是否清楚
[单项选择]原发孔型房间隔缺损在二维超声检查时有什么所见（）
A. 显示房间隔最低位处（房、室间隔连接处）缺损
B. 显示左心室扩大
C. 显示房间隔最上部（近心房顶部处）缺损
D. 显示室间隔上段缺损
E. 显示房间隔中央部缺损
[单选题] 张某因犯罪被判处拘役，由( )执行刑罚。
A. 监狱
B. 社区矫正机构
C. 公安机关
D. 司法行政机关
[单项选择]除规范另有规定外,未设自动灭火系统的一、二级耐火等级多层民用建筑,其防火分区最大允许建筑面积为（ ）。
A. 2000㎡
B. 2500㎡
C. 1500㎡
D. 5000㎡
[判断题]对于异步电动机, 国家标准规定 3kW以下的电动机均采用三角形联结。
A.正确
B.错误
[单项选择]某水泥稳定砂砾重型击实试验测试结果为：试筒质量6590克，试筒容积2177立方厘米，试筒与湿样合计质量11860克，代表试样含水量5.8％，则混合料湿密度为（）。
A. 2.28克/立方厘米
B. 2.29克/立方厘米
C. 2.42克/立方厘米
D. 2.56克/立方厘米
[多项选择]下列增值税（均有合法的专用发票）应计入所购货物成本的有（）。
A. 小规模纳税人购入生产用原材料所支付的增值税
B. 一般纳税人购入固定资产支付的增值税
C. 购入工程物资支付的增值税
D. 一般纳税人购进用于对外投资的存货所支付的增值税
E. 一般纳税人购进包装物支付的增值税
[单项选择]下列程序的输出结果是
main（ ）
double d=3.2；int x，y；
x=1.2；y=(x+3.8)/5.0；
printf("%d/n"，d*y)；
A. 3
B. 3.2
C. 0
D. 3.07
[单项选择]通过燀法分离不同药用部位的药物是（）
A. 远志
B. 吴茱萸
C. 山茱萸
D. 白扁豆
E. 苦杏仁
[单选题]题干：下列药物属于清热凉血药的是（ ）
A.黄芩
B.黄芩
C.玄参
D.栀子
E.苦参
[单项选择]Which of the following statements about soccer is true
A. In soccer and basketball, the ethnic tide is different.
B. Until recently, soccer becomes an important game, so many native Americans play it.
C. It is the most popular game in the world, so many American citizens take it up for many years.
D. Although soccer is the most popular game in the world, American citizens in large numbers do not like it first.
[单项选择]以家庭自制发酵品及罐头食品为污染对象的菌为（）。
A. 沙门菌
B. 葡萄球菌
C. 副溶血性弧菌
D. 肉毒梭菌
E. 椰毒假单胞菌
[单项选择]
The question "What are the rights and obligations of friendship" is a question that is usually not asked. (36) many other aspects of our social life, friendship is (37) for granted. How to relate, to communicate (38) friends, is not something we need to learn, it is something we do (39) asking how or why. It’s natural, we feel, and international Everyone has fiends and so (40) everyone behaves the same way towards (41) . While the former is obviously true, the latter is not. And it is from often small differences in opinions about the nature of friendship (42) big miscommunications arise.
(43) many Chinese the major obligation of friendship is (44) . True friends are expected to be prepared to offer (45) mental or moral support but also a wide range of help and assistance In Australia, (46) support would usually be aimed at helping the recipient express his or (47) own desi
A. help
B. support
C. assistance
D. aid
[单项选择]关于胸骨的描述正确的是（）
A. 分为胸骨体和胸骨柄两部分
B. 胸骨柄呈三角形
C. 两侧以肋切迹与肋软骨相关节
D. 胸骨柄上缘的中份为锁切迹
E. 胸骨柄上缘的两侧有颈静脉切迹
[判断题]无缝线路左右两股钢轨绝缘接头应相对铺设，且绝缘接头轨缝绝缘端板距钢轨支承位置不应小于100mm.
[判断题][T]B-A-B-010 4 1 2
在原料管线盲板拆除并复位后,要先微开原料根部阀并仔细检查该法兰密封情况。
A.正确
B.错误
[多选题]深井救人时，优先使用（），必须利用有毒（可燃）气体检测仪对井下环境进行检测，对（）、（）实施加固。
A.救援三脚架
B.绳索
C.井口
D.井壁
[单项选择]前列腺癌临床分期为T1a-T2bN0M0的患者首选（）
A. 根治性前列腺切除术
B. 辅助性放疗
C. 延期治疗
D. 内分泌治疗
E. 放疗联合内分泌治疗
[单项选择]
What impressions are you making on the people around you Your words, phrases, even your message may soon be forgotten but believe me, good or (26) , your melody music.
The dictionary (27) melody as a succession of sounds. Just as music affects the moods and emotions of people, so does the way you live your (28) .
Think of your life as a (29) sheet of manuscript paper. Only the rhythm is there—it is (30) to you to create the harmony. Naturally you will want your composition to be a (31) . So where to (32) YOU MUST BEGIN (33) YOURSELF.
Be really (34) in other people. Make a conscience effort to bring peace and happiness into other people’s lives. (35) situations that generate excessive ambition, envy, anger, and pride. They are all (36) of peace and will play havoc with your harmony.
(37) has been said that if these emotions or feelings
A. sat
B. sitting
C. seated
D. seating
[单项选择]检查曲轴箱内油面高度，油量不足时应按规定添加机油属于（）工作。
A. 日常维护保养
B. 二级技术保养
C. 一级技术保养
D. 三级技术保养
[判断题]直流输电系统单极运行时，可对停运极中性区域互感器进行注流或加压试验。
A.正确
B.错误
