热门试题:
[单项选择]下列选项中,属于苛氧菌的是()
A. 流感嗜血杆菌
B. 大肠埃希菌
C. 金黄色葡萄球菌
D. 肺炎克雷伯菌
E. 肠球菌
[单选题]1#~6#裂解炉汽包液位高高联锁值:
A.75%
B.80%
C.85%
D.90%
[单选题] 367
5G系统中一共定义了多少种CQI的映射关系表?
A.1种
B.2种
C.3种
D.4种
[单选题]当出现视力模糊时应补充( )。
A.维生素A和钾
B.维生素C和钾
C.维生素B和钠
D.维生素D和钠
[单选题]不宜与郁金合用的药物是( )
A.犀角
B.巴豆
C.草乌
D.丁香
[单选题]等离子弧热(冷)丝堆焊机主要用于堆焊()。
A.丝极
B.带极
C.板极
[判断题]消防救援队伍对于大型活动场馆,应该在反复调查论证的基础上制定周密的灭火预案,并组织队伍进行演练,搞好协同作战。
A.正确
B.错误
[填空题]The appeal of the world of work is first its freedom. The child is compelled to go to school; he is under the 1 of authority. Even what he 2 to school may be decided for him. As he grows up,he sees 3 it is to be free 4 school and to be able to choose his job and change it if he doesn’’t like it,to have money in his pocket and 5 to come and go as he wishes in the world. The boys and girls, a year or two older than he is, whom he has long observed, revisit school utterly 6 and apparently mature. Suddenly masters and mistresses seem 7 out of date as his parents and the authority of school a 8 thing. At the moment the adult world may appear so much more real than the school world 9 the hunger to enter it cannot be appeased by exercises in school books, or talk of 10 examinations necessary for entry into professions or the more attractive occupations. This may not be the wisest 11 but it is a necessary part of growing up, for everyone must come sooner or later to the 12 of saying" Really, I
A. A.go over
B.get on
C.cut in
D.come up
[多选题]根据《电动汽车充换电设施建设安全管理实施细则》要求,作业票签发人责任包括()。
A.确认施工作业的安全
B.审核作业风险识别准确性
C.确认作业票所列安全措施正确完备
D.督促并协助施工负责人进行安全技术交底
[填空题]Americans today have different eating habits than they had in the past. There is a wide (36) _______of food available. They have a broader (37) ______ of nutrition(营养),so they buy more fresh fruit and (38) ______than ever before. At the same time, Americans (39) _______increasing quantities of sweets and sodas.
Statistics show that the way people live (40) ______ the way they eat. American lifestyles have changed. There are now growing numbers of people who live alone, (41) ______ parents and children, and double-income families. These changing lifestyles are (42) ______for the increasing number of people who must(43)_meals or sometimes simply go without them. Many Americans have less time than ever before to spend preparing food. (44)______.Moreover, Americans eat out nearly four times a week on average.
It is easy to study the amounts and kinds of food that people consume. (45)______.This information not only tells us what people are eating, but also tells us about the changes in a
[单选题]单位时间内通过导体一横截面的电荷量的多少叫( )。
A. 电流强度
B. 电压高低
C. 电场强度
D. 负荷大小
[单项选择]关于湿性哕音的描述哪项错误
A. 湿哕音系由于气管、支气管或细支气管狭窄或部分阻塞,空气吸入或呼出时发生湍流所产生的声音
B. 湿哕音为呼吸音外的附加音
C. 湿哕音分为响亮性和非响亮性
D. 湿哕音分粗、中、细湿哕音
E. 捻发音是一种极细而均匀一致的湿哕音
[单选题]亲生父母双方都有高血压的人,得高血压的几率是亲生父母都没有高血压的人的5倍,所以,髙血压可能是一种遗传病。下列哪项为真,最能支持上述结论?( )
A.亲生父母都有高血压的人,无论如何注意生活方式,得高血压的几率仍然很高
B.亲生父母没有高血压的人,在和患高血压的养父母生活一段时间后,得高血压的几率会增高
C.亲生父母都有高血压的人,在承受巨大生活压力时,更易得高血压
D.亲生父母都有高血压的人,在没有出现高血压病症前,做些预防性治疗,可以降低得髙血压的几率
[单选题]下面对感谢描述不正确的是( )。
A.善于发现别人的支持,并表示感谢
B.对别人的结果表示感谢
C.不愿与合作伙伴、同事分享工作成果
D.对合作者的杰出工作给以回报
[单选题][00206]肺泡表面活性物质:( )
A. 能使肺泡回缩
B. 使肺顺应性增加
C. 由肺泡I型细胞分泌
D. 能增加肺泡表面张力
E. 是指肺泡内壁表面覆盖的一层液体
[判断题]在组织灭火救援和业务训练中军政主官为安全工作的直接责任人。
A.正确
B.错误
[单选题]装设柱上开关(包括柱上断路器、柱上负荷开关)的配电线路停电,应()。送电操作顺序与此相反。
A.先断开柱上开关,后拉开隔离开关(刀闸)
B.先拉开隔离开关(刀闸),后断开柱上开关
C.先停主线开关,后停支线柱上开关
D.先停支线柱上开关,后停主线开关
E.略
F.略
[判断题]李某在大山内承包一果园,发现经常有动物进来偷吃水果,无奈在果园周围安装了电网,未造成人员伤亡。李某安装电网的行为违反了《治安管理处罚法》的规定。
[判断题]堆焊在多数情况下具有异种金属焊接的特点。
A.正确
B.错误
[单项选择]
As one works with color in a practical or experimental way, one is impressed by two apparently unrelated facts. Color as seen is a mobile, changeable thing (1) to a large extent on the relationship of the color (2) other colors (3) simultaneously. It is not (4) in its relation to the direct stimulus which (5) it. On the other hand, the properties of surfaces that give (6) to color do not seem to change greatly under a wide variety of illumination color, usually (but not always) looking much the same in artificial light as in daylight. Both of these effects seem to be (7) in large part to the mechanism of color (8) .
When the eye is (9) to a colored area, there is an immediate readjustment of the (10) of the eye to color in and around the area (11) . This readjustment does not promptly affect the color seen but usually does affect the next area to which the (12) is shifted. The longer the
A. drawn
B. left
C. exposed
D. subjected
[单选题]顶杆及叉杆只能用于竖立( )m以下的拔梢杆,不得用铁锹、木桩等代用。
A.8
B.12
C.10
[单选题]负有查禁犯罪活动职责的国家机关工作人员,帮助犯罪分子毁灭、伪造证据的人,构成( )。
A.帮助毁灭、伪造证据罪
B.妨害作证罪
C.徇私枉法罪
D.帮助犯罪分子逃避处罚罪
[单选题]现代社会,科学传播不可能起到( )的效果,如果谁这样想,谁就会( )科学,最终将会危害科学。填入括号部分最恰当的一项是:
A.立竿见影 误解
B.马到成功 误会
C.一蹴而就 曲解
D.立见成效 歪曲
[多选题]根据《电力需求侧管理办法》,( )是电力需求侧管理的重要实施主体,应依法依规开展电力需求侧管理工作。
A.电网企业
B.电能服务机构
C.售电企业
D.电力用户
[判断题]白细胞低于4×109/L、血小板低于1O×109/L时应暂停放射治疗。
A.正确
B.错误
[判断题]钻爆法掘进的岩石巷道,采用锚杆、锚喷等支护形式时,必须采用光面爆破。()
A.正确
B.错误
[单选题]1988年,在加拿大的卡尔加里冬奥会上,____被列为表演项目,1992年,它被列为冬奥会正式比赛项目。
A.短道速滑
B.花样滑冰
[判断题]利用冲锋舟救人时,冲锋舟操作者必须经过专业培训。( )
A.正确
B.错误
[单项选择]根据我国宪法规定,全国人民代表大会由省、自治区、直辖市、特别行政区、军队选出的代表组成,( )都应当有适当名额的代表。
A. 各民主党派
B. 各少数民族
C. 妇女
D. 知识分子
[单项选择]某书友到旧书市场“淘宝”,见到一本明代线装本章回体小说,封面已经轶去,内容也以残缺不全。随手翻阅,见其第四十五回是《三江口曹操折兵,群英会蒋干中计》,便以高价买回。这本小说是()
A. 《西游记》
B. 《水浒传》
C. 《三国演义》
D. 《金瓶梅》
[单选题] 1934年10月,中央红军开始长征后,红二、红六军团(后合编为红二方面军)在任弼时、贺龙、关向应、萧克、王震等领导下,于( )开始长征。
A.1935年1月
B.1935年5月
C.1935年11月
[判断题]630kVA的污水处理站执行0.85的功率因数标准。
A.正确
B.错误
[单项选择]下列关于布地奈德药代动力学的说法错误的是()
A. 半衰期短
B. 组织分布高
C. 重复给药其药代动力学无显著改变
D. 在组织或血浆中不会发生药物蓄积
[单选题]隔离开关接地开关基座(法兰)
开裂。定性为( )
A.一般缺陷
B.严重缺陷
C.危急缺陷
D.一般隐患
[判断题]传染性非典型肺炎是我国法定管理的传染病,属乙类传染病。
A.正确
B.错误
[单选题] 面点模具( )是用于支撑成品、半成品外形的模具。
A.盆模
B.印模
C.套模
D.内模
[单选题]患者,女,50 岁,3 年前体检时发现血压 170/115mmHg,门诊规律服药,血压稳定在
140/90mmHg 水平。既往有脑梗死史,无糖尿病及其他心脏病病史,无家族史及吸烟史。本
次就诊时血压 150/100mmHg。问患者的诊断为:
A.高血压病 1 级,中危组
B.高血压病 2 级,中危组
C.高血压病 2 级,高危组
D.高血压病 3 级,高危组
E.高血压病 3 级,极高危组
[单选题]( )属于非标准件。
A.固定钻套
B.可换钻套
C.快乐换钻套
D.特殊钻套