热门试题:
[单选题](47886)无缝线路实际锁定轨温不在设计锁定轨温范围以内,或左右股长轨条的实际锁定轨温相差超过
( )时,必须做好放散或调整。(1.0分)
A.5℃
B.10℃
C.15℃
D.20℃
[单选题]每根绳子的两端应妥善收尾,宜采用绳环结构,并用同种材料的细绳扎缝( ) mm,在扎缝处包以裹紧的橡胶或塑料套管。
A.30
B.40
C.50
D.60
[单选题]塔体框架结构(304不锈钢)符合抗震( )级要求。
A.1
B.3
C.5
D.7
[单选题]药材产地加工需要“发汗”的是
A.灵芝
B.猪苓
C.冬虫夏草
D.马勃
E.茯苓
[多选题]下列关于数据库运行和维护的叙述中,错误的是( )
A.只要数据库正式投入运行,就标志着数据库设计工作的结束
B.数据库的维护工作就是维持数据库系统的正常运行
C.数据库的维护工作就是发现错误,修改错误
D.数据库正式投入运行标志着数据库运行和维护工作的开始
[单选题]无砟道床每( )静态检查1遍。
A.月
B.季度
C.半年
D.一年
[多选题]铁路机车车辆在运行过程中发生( )等影响铁路正常行车的事故。
A.冲突
B.脱轨
C.火灾
D.爆炸
[判断题]船长在作出弃船决定前不必征询船上主要船员的意见。()
[填空题]高速道岔辊轮安装与调整作业目的是通过( ),达到减小转换阻力的目的。
[判断题]钢筋料牌随着加工工艺传送,最后系在加工好的钢筋上,作为钢筋的品种、规格及外形尺寸、数量的标志。( )
[单选题]摄取混合食物,呼吸商通常为:( )
A.0.70
B.0.75
C.0.80
D.0.82
[单选题]虚火乳蛾、喉痹者慎用的是
A.解肌宁嗽丸
B.儿感清口服液
C.小儿泻速停颗粒
D.小儿咽扁颗粒
E.小儿热速清口服液
[单选题]男性,58岁,进行性贫血。消瘦、乏力半年。有时右腹隐痛,无腹泻。查体:右中腹部扪及肿块,肠鸣音活跃。下列各项检查可明确诊断的是
A.纤维结肠镜
B.CEA
C.CT
D.B超
E.X线钡餐检查
[单项选择]石油沥青防腐层为我国多年一直广泛采用的一种水管道外防腐层,其中普通级结构为()。
A. 底漆一遍,沥青3层,中间包玻璃布2层
B. 底漆两遍,沥青2层,中间包玻璃布2层
C. 底漆一遍,沥青4层,中间包玻璃布3层
D. 底漆两遍,沥青4层,中间包玻璃布3层
[单选题]隧道开挖后,喷锚支护施工采用的混凝土,宜优先选用( )。
A.火山灰质硅酸盐水泥
B.粉煤灰硅酸盐水泥
C.硅酸盐水泥
D.矿渣硅酸盐水泥
[单选题]某地市10kV线路回长20000km,配电变压器5000台,S7及以下配电变压器800台,则该地市的高能耗配电变压器比例为( )%。
A.16
B.17
C.18
D.20
[单选题]LKJ-2000监控装置机车距信号机还有一段距离,但距离显示值提前进入零显示,这种零显示出现在信号机之前的过机误差称为()。
A.滞后误差
B.超前误差
C.正常误差
[单项选择]若有以下定义:
int a[]=1,2,3,4,5,6,7
char c1='b',c2='2';
则数值不为2的表达式是
[填空题]Americans are proud of their variety, and individuality, yet they love and respect few things more than a uniform. Why are uniforms so (47) in the United States
Among the arguments for uniforms, one of the first is that in the eyes of most people they look more (48) than civilian(百姓的) clothes. People have become conditioned to (49) superior quality from a man who wears a uniform. The television repairman who wears a uniform tends to (50) more trust than one who appears in civilian clothes. Faith in the (51) of a garage mechanic is increased by a uniform. What an easier way is there for a nurse, a policeman, a barber, or a waiter to (52) professional identity(身份) than to step out of uniform Uniforms also have many (53) benefits. They save on other clothes. They save on laundry bills. They are often more comfortable and more durable than civilian clothes.
Primary. among the arguments against unif
[填空题]How we look and how we appear to others probably worries us more
when we are in our teens or early twenties than at any time in our life. (1)______
Few of us are discontent to accept ourselves as we are, and few are brave (2)______
enough to ignore the trends of fashion.
Most fashion magazines or TV advertisements try to persuade us
that we should dress in a certain way or behave in a certain manner. If w e do, they tell us, we will be able to meet new people with confidence
and deal with every situation confidently ,and with embarrassment. (3)______
Changing fashion, of course, does not apply just in dress. A barber (4)______
today does not cut a boy’s hair in the same way as he used to, and
girls do not make up in the same way as their mothers and grand-
mothers do. The advertisers show us the latest fashionable styles (5)______
and we are constantly under pressure to follow t
[单选题]男,52岁。上腹部疼痛反复发作5年,近7天出现腹胀,呕吐。经X线钡餐检査诊断十二指肠溃疡伴幽门梗阻。最适宜的手术方式是
A.毕Ⅰ式胃大部切除术
B.毕Ⅱ式胃大部切除术
C.胃空肠吻合术
D.迷走神经干切断术
E.选择性胃迷走神经切断术
[不定项选择](一)万青公司采用科目汇总表帐务处理程序,2009年3月份发生的部分经济业务如下:
3日,销售部员工张文出差,预借现金1500元。
4日,行政部门以现金800元购买办公用品一批。
6日,销售产品一件,售价900元,增值税153元,产品已发出,货款通过现金收讫,该产品的成本550元同时结转。
8日,已库存现金支付第一生产车间维修费用200元。
10日,领用甲材料一批60000元,其中:生产产品用55000元,行政管理部门用3000元,车间管理用2000元。
要求:根据上述资料,回答1-3题:
3月10日领用甲材料的会计分录涉及的帐户有( )
A. 原材料
B. 生产成本
C. 管理费用
D. 制造费用
[配伍题]既能祛风湿,又能温经止痛的药物是()。|既能祛风湿,又能退虚热的药物是()。
A. 独活
B. 秦艽
C. 防己
D. 狗脊
E. 川乌
[单项选择]下列属于抽象行政行为特征的是()
A. 特定性
B. 直接性
C. 不可诉性
D. 理论性
[判断题]列车向车站移交伤害旅客时,车站不得拒绝接收。
A.正确
B.错误
[多选题]燃烧是指可燃物与()作用发生的放热反应,通常伴有火苗和发烟的现象。
A.氧
B.氧化物
C.氯化物
D.氰化物
[单项选择]CF-PZ125/320型操纵阀由不同()的片阀组合而成,其中一片为首片阀,一片为尾片阀,其余为结构完全相同的中片阀。
A. 数量
B. 形状
C. 厚度
D. 质量
[单选题](49333)普通客车出厂车要求钩体、钩舌及钩尾框不裂保证期为( )。(1.0分)
A.一个段修周期
B.一个辅修期
C.一个厂修期
D. 2年
[单选题]常用的钢板桩施工机械有自由落锤、气动锤、柴油锤、振动锤,使用较多的是( )。
A.自由落锤
B.气动锤
C.柴油锤
D.振动锤
[单项选择]
女,2岁。左颈上部无痛性肿块半年。体检见左颈上部胸锁乳突肌前及表面有一肿块,2cm×4cm大小,质地软,有波动,边界不清,表面皮肤色泽正常 |
穿刺液最可能的性状为
A. 棕色
B. 乳白色
C. 血性液体
D. 淡黄色、清亮
E. 淡黄色、微浑、含胆固醇结晶
[单项选择]Task 1
Packaging is a very important form of advertising. A package can sometimes motivate people to buy products. For example, a little child might ask for a breakfast food contained in a box with a picture of a TV character. The child is more interested in the picture than in breakfast food. Pictures for children to color or cut out, games printed on a package, or a small gift inside a box also motivate many children to buy products — or to ask their parents to buy for them.
Some packages suggest that a buyer will get something for nothing. Food products sold in reusable containers are examples of this. Although a similar product in plain container might cost less, people often prefer to buy the product in a reusable glass or dish, because they believe the container is flee. However, the cost of the container is added to the cost of the product.
The size of a package also motivates a buyer. Maybe the package has "Economy Size" or "Family Size" pr
A. the size of a container
B. a container with attractive picture
C. a well-designed container
D. a plain container with low cost
[单选题]《使用有毒物品作业场所劳动保护条例》规定,从事使用有毒物品作业的用人单位,应当使用符合()的有毒物品。
A.国家标准
B.省级标准
C.企业标准
[单选题]诊断肾积水首选的影像学检查是
A.KUB
B.IVP
C.KUB+IVP
D.B超
E.逆行造影
[多项选择]细菌性痢疾的传染源可以是()
A. 苍蝇
B. 病人
C. 老鼠
D. 带菌者
E. 蟑螂