热门试题:
[判断题]( )过负荷、频率降低、单相断线均属于电气设备故障。
A.正确
B.错误
[单项选择]目前中国采用统一的测量高程是指:()
A. 渤海高程系
B. 1956高程系
C. 1985国家高程基准
D. 黄海高程系
[单选题]ZD6系列电动转辙机电动机换向器云母槽的宽度为(),槽内应无炭刷和严重烧痕。
A.0.8~0.9mm
B.0.8~1mm
C.0.7~0.9mm
D.0.7~1mm
[单选题]血浆胆固醇主要存在于
A.HDL
B.CM
C.VLDL
D.LDL
E.IDL
[单选题]患者,男性,88岁,诊断为医院获得性肺炎,正确的抗菌治疗方案需考虑
A.患者感染病情
B.感染的病原菌种类
C.抗菌药作用特点
D.以上3项
[判断题]出站、发车进路信号机和自动闭塞区间单置的通过信号机处,钢轨绝缘可设在信号机前方1m后方6.5m范围内。
A.正确
B.错误
[单项选择]下列有关标准预防的叙述,错误的是()
A. 要防止血源性及非血源性疾病的传播
B. 强调双向防护
C. 所有的患者均被视为具有潜在感染者
D. 要根据疾病的主要传播途径,采取相应的隔离措施
E. 脱去手套后可以不洗手
[单项选择]下列不符合邮政局所选址要求的是( )。
A. 局址应交通便利,运输邮件车辆易于出入
B. 局址应有较平坦地形,地质良好
C. 符合城市规划要求
D. 不应设在闹市区、大型工矿企业所在地
[多项选择]无效保险合同的处理方式一般包括()。
A. 返还财产
B. 赔偿损失
C. 中止待裁决
D. 追缴财产
[单项选择]
On the afternoon of April 19th, 1587, Sir Francis Dr. ake led his convoy of 31 ships into the port of Cadiz, (1) the Spanish navy was being prepared to (2) England. The Spanish were (3) completely by surprise, and Dr. ake’s men quickly looted, sank or burnt every ship in sight. After clearing the harhour of stores and (4) off a Spanish attack,Dr, aka and his ships (5) without the loss of a single man. Back in England, Dr. aka became a national hero, and his daring attack became known as the "singeing of the King of Spain’s beard".
As well as (6) back the Spanish plan to invade England by several months, Dr. ake’s daring attack (7) the success of a popular new drink. For among the stores that he (8) from Cadiz were 2,900 large barrels of sack, a wine made in the Jerez region of Spain, and the (9) of today’s sherry. The wine makers of Jerez looked for overseas markets, and sack
A. sorts
B. kinds
C. sort
D. kinds
[单项选择]焯水可以去除菠菜、笋类中所含的()。
A. 芥子油
B. 有机物
C. 草酸
D. 皂素
[简答题]下套管作业前应下钻通井,循环钻井液,( ),保持井眼畅通。
[判断题] ( ) 维生素 B2 缺乏主要表现在眼、口、唇、皮肤和黏膜的炎症变化等。
A.正确
B.错误
[单项选择] BUSINESS TELECARD INTERNATIONAL
You can use your Business Telecard International at any card phone in the UK. Here is some information about making international phone calls.
You can now phone almost any country in the world, although in some cases you can only call major cities. When you cannot make direct dialling calls, you can ask the international operator to help you. This is more expensive and takes more time, but it may be helpful if you want to speak to a particular person and no one else; in this case you should ask for a “person-to-person” call. Even more expensive is a reverse charge call where the person who receives the call pays.
If the international line is busy, you can reserve a call; explain the number you want and the operator will call you back when the line is free.
You can save money by calling outside office hours, e.g. early in the morning, late at night, and on Sundays. Remember that the time may be different in th
A. ask the operator
B. change to DST
C. phone on Sunday
[单选题]防火墙及盘柜底部封堵,防火隔板厚度不宜少于(____)mm。
A.5
B.10
C.15
D.20
[填空题] 鸣笛礼可以用于誓师、凯旋、( )、纪念、莽礼等仪式,由支队及以上单位结合实际组织实施。
[判断题]06CG003147.计量自动化系统可以对低压用户的抄表序号进行修改( )。
A.正确
B.错误
[判断题] ( )进料热状况对精馏操作没有影响。
A.正确
B.错误
[单项选择]不久在病人腕部及踝部出现皮下结节,提示
A. 病情活动
B. 病情减轻
C. 已累及内脏
D. 癌变
E. 出现并发症
[判断题]可以使用c-way给AGV发手工任务。( )
A.正确
B.错误
[单选题]那时候,老是慎重其事地把左掌右掌看了又看,或者从一条曲曲折折的感情线,估计着感情的河道是否()。有时,又正经地把一张脸交给一个人,从鼻山眼水中,去()一生的风光。填入横线部分最恰当的一项是:
A.决堤 窥探
B.崩溃 领略
C.崩溃 窥视
D.决堤 预测
[单选题]扣板、轨距挡板严重磨损,扣板、轨距挡板前后离缝超过( )应有计划地修理或更换。
A.2mm
B.3mm
C.4mm
D.1mm
[单项选择]经前期综合征的治疗措施不包括
A. 精神治疗
B. 抗抑郁
C. 利尿
D. 雌激素替代
E. 补充维生素B6
[单选题]干粉的压力值正常是( )区域
A.A、红色
B.B、蓝色
C. C、绿色
[单项选择]闭式胸腹膜腔引流时,引流管不慎脱出,护士首先应()
A. 报告医生
B. 给病人吸痰
C. 嘱病人暂停呼吸
D. 把脱出的引流管重新插入
E. 用手捏紧引流口周围的皮肤
[单项选择]我国现存最早的覆钵式塔是( )。P126
A. 妙应寺塔
B. 北海白塔
C. 大觉寺塔
D. 潭柘寺塔
[单项选择]腹部CT增强图像,主动脉左旁异常强化影,正确的诊断是:()
A. 胃癌
B. 副脾
C. 平滑肌瘤
D. 胃底静脉曲张
E. 肾上腺肿瘤
[单选题]甲县公安局对李某涉嫌盗窃案件侦查终结后,将该案移送甲县人民检察院起诉。下列表述错误的是( )。
A..甲县公安局对退回补充侦查的案件,应在1个月以内侦查完毕
B.退回补充侦查以2次为限
C.审查起诉期间改变管辖的,即使改变管辖前退回补充侦查了1次,改变管辖后退回补充侦查的次数仍为2次
D.甲县人民检察院可以退回甲县公安局补充侦查,也可以自行侦查
[单项选择]砂的粒径范围为()mm。
A. 0.10~4.70
B. 0.15~4.75
C. 0.20~4.80
D. 0.25~4.85
[判断题]柴油机工作粗暴主要原因是喷油过早、个别缸供油量过大、喷油器针阀卡滞、燃烧室积炭太多等。( )
A.正确
B.错误
[单选题]衡量设备可靠性的指标MTBF(故障平均间隔时间)的计算方式为( )。
A.MTBF=故障时间/故障次数
B.MTBF=日历时间/总故障次数
C.MTBF=负荷时间/总故障次数
D.MTBF=停产时间/故障次数
[不定项选择题]A.IL-2
A.IFN-γ
B.IL-4
C.SCF
D.IL-10
E.可促进IgE生成的细胞因子是
[单选题]数字列车广播机MP3无法读取CF卡或U盘的内容,原因是( )。
A.CF卡插座损坏
B.话筒开关未开
C.无线未接好
D.以上都不对