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[单项选择]目前认为支原体是最小的细胞,其直径约为()
A. 0.01μm
B. 0.1~0.3μm
C. 1~3μm
D. 10μm

热门试题:

[单项选择]
How does the speaker feel about the last 10 or 20 years
A.
Encouraged

B.
Worried

C.
Unsatisfied

[多项选择]嘧啶核苷酸分解代谢产物有
A. NH3
B. 尿酸
C. CO2
D. 氨基酸
[单选题]消防舟艇救援人员不得少于( )一组,作业中指挥员要充分评估救援水域状况,合理选择行驶路线,避开危险部位。(B)
A.2人
B.3人
C.4人
D.5人
[判断题]舱门网是用来划分前后货舱。
A.正确
B.错误
[单项选择]

In 1924 American National Research Council sent two engineer to supervise a series of experiments at a telephone-parts factory called the Hawthorne Plant near Chicago. It hoped they would learn how stop-floor lighting (1) workers productivity. Instead, the studies ended (2) giving their name to the "Hawthorne effect", the extremely influential idea that the very (3) of being experimented upon changed subjects’ behavior.
The idea arose because of the (4) behavior of the women in the plant. According to (5) of the experiments, their hourly output rose when lighting was increased, but also when it was dimmed. It did not (6) what was done in the experiment; (7) something was changed, productivity rose. A(n) (8) that they were being experimented upon seemed to be (9) to alter workers’ behavior (10) itself.
After several decades, the same data were(11) to econometric the analysis. Hawthorne experiments has another surprise store (12) the descri
A. requirements
B. explanations
C. accounts
D. assessments

[简答题]钻具输送测井时,钻具可以转动。
[单项选择]患者,男,58岁,车祸伤3h后送来急诊,检查发现骨盆骨折,左股骨干骨折伴左胫腓骨骨折。查体:面色苍白,血压75/45mmHg。在急诊室首要采取的护理措施是()
A. 通知化验室检查
B. 联系床位住院
C. 建立静脉通道补液
D. 固定骨折处
E. 找家属办手续
[单选题]餐饮服务提供者在食品安全管理中必须贯彻执行的技术法规是
A.《餐饮服务食品安全操作规范》
B.《食品安全管理体系餐饮业要求(GB/T273错6)
C.《质量管理体系要求》(GB/T对9错错对)
D.五常法、六T法
[判断题]禁止两人同时操作设备。
A.正确
B.错误
[单选题]NDB设备等幅报工作方式比调幅报工作方式具有优势的地方不包括( )
A.效率高
B.抗干扰
C.作用距离远
D.定向稳定
[判断题]水利水电工程建设模板拆除时,允许操作人员站在正在拆除的模板上。
A.正确
B.错误
[多选题]经核定的概算应作为中央预算内直接投资项目建设实施和控制的依据。(____)等参建单位应当加强项目投资全过程管理,确保项目总投资控制在概算以内。
A.项目主管部门
B.设计单位
C.施工单位
D.监理单位
[单选题](104994)空气干燥器属于气路系统的( )。
A.动力元件
B.执行元件
C.控制元件
D.辅助元件
[单选题]调车作业时,机车乘务人员要认真确认信号,并()。
A.正确操作
B.回示
C.盯紧信号
D.要到还道
[单选题]信号微机监测系统2DQJ光电探头黄灯亮绿灯灭表示道岔在( )。
A.定位
B.反位
C.四开
D.采集故障
[单项选择]

Historians tend to tell the same joke when they are describing history education in America. It’s the one (1) the teacher standing in the schoolroom door (2) goodbye to students for the summer and calling (3) them, "By the way, we won World War II."
The problem with the joke, of course, is that it’s (4) funny. The recent surveys on (5) illiteracy (无知) are beginning to numb (令人震惊): nearly one third of American 17-year-olds cannot even (6) which countries the United States (7) against in that war. One third have no (8) when the Declaration of Independence was (9) . One third thought Columbus reached the New World after 1750. Two thirds cannot correctly (10) the Civil War between 1850 and 1900.(11) when they get the answers right, some are (12) guessing. Unlike math or science, ignorance of history cannot be (13) connected to loss of international (14) But it does affect our future (15) a democratic nation and as individuals.
The (16) news is th
A. place
B. judge
C. get
D. lock

[单选题]( )银商转账解约当⽇不能再以相同的现货资⾦账号进⾏签约,需()⽅可进⾏重新签约。
A.第⼆天
B.两个⼯作⽇后
C.下⼀⼯作⽇
D.全部不对
[单项选择]宋人陆九渊说:“东海有圣人出焉,此心同也,此理同也。西海有圣人出焉,此心同也,此理同也。……千百世之上有圣人出焉,此心同也,此理同也。千百年之下有圣人出焉,此心同也,此理同也。”由此可推知苏格拉底和孔子、朱熹、王阳明思想的相通之处在于探讨()
A. 人类的普遍道德标准问题
B. 抽象意义上的哲学理论问题
C. 治理国家的基本方法问题
D. 对宇宙人生的终极关怀问题
[简答题]

Directions:
Read the following text carefully and then translate the underlined segments into Chinese. Your translation should be written clearly on ANSWER SHEET 2.
(46) U.S. farmers are planting more acres of crops using soil building and pollution fighting faming systems than traditional methods that rely on the plow or intensive tillage, according to a report due to be released early next month.
The report, titled "National Crop Residue Management Survey," shows a 6 million acre gain for environmentally friendly farming systems this year.
(47) It also shows traditional farming methods, which result in greater soil erosion and run off from fields, declined by 4 million acres.
(48) The survey, conducted on a county-by-county basis by USDA Natural Resources Conservation Service, indicates that farmers in Iowa, Illinois, South Dakota, Kansas, and Indiana contributed the most to the increase in acres grown wi

[判断题]毒性物质限使用毒品专用车装运,如毒品专用车不足时,经铁路局批准可采用铁底棚车装运。
A.正确
B.错误
[单选题]沪深300指数每半年进行一次调整,每次调整的比例不超过( )。
A. 5%
B. 10%
C. 20%
D. 15%
[简答题]衬砌裂缝根据成因主要分为?
[单选题]陈某,胃病多年,近日呕吐,吐物多为清水痰涎,脘闷纳呆,头眩心悸,脉滑,苔白腻,宜用方剂是(  )
A.香砂六君子丸
B.藿香正气散
C.小半夏加茯苓汤
D.小半夏汤合苓桂术甘汤
[单选题]《煤矿安全规程》规定,煤层倾角在( )的火区下部区段严禁进行采掘作业。
A.25°以上
B.25°以下
C.35°以上
D.35°以下
[单项选择]It' s high time we ______ something to stop road accidents.


A. did
B. are doing
C. will do
D. do
[单选题]患者经常胃脘部隐痛,喜温喜按,时泛吐清水,纳差神疲,大便溏,舌苔白,脉弱。治疗除取内关、足三里外,还应加(  )。
A.脾俞、肝俞、上脘
B.脾俞、胃俞、中脘
C.脾俞、胆俞、下脘
D.胃俞、肝俞、章门
E.胃俞、胆俞、上巨虚
[名词解释]现场采访
[填空题]在树脂一期项目中主要原料中含有矿物油的装置有( )
[判断题]制造标记的基本作用是在发生事故后可据此追查责任。
A.正确
B.错误
[单选题]事故责任追究由组织事故调查单位的相关职能部门,以事故调查结论为基本依据,进行责任认定,提出处理意见,由()部门具体承办。
A.人民法院
B.纪检监察
C.人民检察院
D.lue
E.lue
F.lue
[单项选择]广义的学习指人和动物在生活过程中,(凭借经验)而产生的行为或行为潜能的相对()
A. 升华
B. 发挥
C. 表现
D. 持久的变化
[单选题]下列哪些产品可以不附加产品标识( )。
A.散装饼干
B.瓶装可口可乐
C.瓶装酱油
[单选题]职业倦怠,是指个体不能顺利应对工作压力时的一种极端反应,是个体伴随于长时期压力体验下而产生的情感、态度和行为的衰竭状态。根据上述定义,下列不属于职业倦怠的是:( )
A.某主持人因节目收视率的下降而饱受质疑,产生跳槽的念头
B.销售员小王连续几个月未完成销售任务,一度怀疑自己是否具有营销方面的能力
C.某出租车司机因为黑白颠倒、精神高度紧张、三餐不定、少运动等而患有多种疾病
D.网编小马时常加班,最近不爱和人说话,行为怪异
[多选题]闭塞设备具体设置条件:( )
A.在单线区段,应采用半自动闭塞或自动站间闭塞,繁忙区段可根据情况采用自动闭塞;
B.在双线区段,应采用半自动闭塞或自动站间闭塞,繁忙区段可根据情况采用自动闭塞;
C.在双线区段,应采用自动闭塞。
D.在单线区段,应采用自动闭塞。
[单项选择]支气管肺炎与支气管炎的主要鉴别点是
A. 发热的高低
B. 咳嗽的轻重
C. 食欲的好坏
D. 肺部是否有固定的中小水泡音
E. 血白细胞数的高低
[单选题](类别:号段管理难度:中等)沃云A对象存储OSS是按使用收费的服务,为了防止用户在OSS上的数据被其他人盗链而产生不必要的支出,OSS设计了防盗链功能,以下有关OSS防盗链实现机制的说法正确的是:()
A.基于HTTPheader中表头字段referer实现
B.基于SSL密钥实现
C.基于IP黑、白名单机制
D.基于HTTP的Authorization实现
[单选题]高柱出站、高柱进路信号机,正常情况下的显示距离不得少于( )m。
A.
B.800
C.600
D.1000
E.1100
[单选题]下列片剂不需测崩解度的是
A.口服片
B.舌下片
C.多层片
D.分散片
E.咀嚼片

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