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[单选题]我们把在一段时间内,只允许一个进程访问的资源,称为临界资源,因此,我们可以得出下列论述,正确的论述为( )。
A.对临界资源是不能实现资源共享的。
B.只要能使程序并发执行,这些并发执行的程序便可对临界资源实现共享。
C.为临界资源配上相应的设备控制块后,便能被共享。
D.对临界资源,应采取互斥访问方式,来实现共享。

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[简答题]下列符号代表什么意思: (1)VAR(2)QLJ(3)BZT
[简答题]发电机退出备用的操作。
[单项选择]

某机电公司承建某市文化中心的新建变配电工程安装任务,工程项目主要是高、低压电器安装和母线、电缆安装等。为保证高压电器的施工安全质量,确保设备安全运行,合同规定:施工前应编制施工设计方案,经批准后方可按设计施工;高压设备及器材的运输、保管和进场检验应符合《电气装置安装工程高压电器施工及验收规范》的要求;根据现场具体条件,制订安全技术措施,符合规范对建筑工程施工的要求。

《电气装置安装工程高压电器施工及验收规范》规定,高压电器采用的设备及器材均应符合国家现行技术标准的规定,并应有合格证件,设备应有()。
A. 技术文件
B. 运行指导书
C. 铭牌
D. 设计任务图
[单项选择]{{B}}Passage One Questions 26 to 28 are based on the passage you have just heard.{{/B}}
A. Very well.
B. Just so-so.
C. Excellently.
D. Terribly.
[填空题]卷扬系统操作可分为()和自动两种形式。
[填空题]Today I visited the Smiths--my first time visit 76. ______
to a American family. They live in a small 77. ______
town. It was very kind for them to meet me 78. ______
at the railway station and drove me to their home. 79. ______
The Smiths did his best to make me feel comfortable 80. ______
at home. They offered me coffee and other 81. ______
drinks. We have a good time talking and laughing 82. ______
together. They were eager know everything about 83. ______
China and asked me lots of question. In fact, 84. ______
they are planning to visit China in next year. 85. ______

[单选题]胶结绝缘接头拉开时,应立即复紧两端各( )m线路的扣件,限速不超过160km/h,并及时进行永久处理。
A.20
B.30
C.40
D.50
[判断题]同一建筑物由两个以上单位管理或者使用的,应制定唯一的责任主体,并为之负责。
A.正确
B.错误
[单选题]()最适用于那些为帮助组织改进绩效目标而组建的团队。
A.企业管理绩效目标法
B.生产绩效目标法
C.组织绩效目标法
D.财务管理绩效目标法
[单项选择]可扩散至颈、肩、背部,痛时局部可有麻木、发硬、紧绷感的是
A. 头痛
B. 偏头痛
C. 紧张性头痛
D. 三叉神经痛
E. 以上均不是
[单选题]人身意外伤害险中的纯费率是根据计算( )。
A.生存率
B.保险金额损失率
C.死亡率
D.利息率
[填空题]陕西省的简称是陕和()
[判断题]安全监管监察和有关部门是事故隐患排查治理和防控的责任主体。
A.正确
B.错误
[单项选择]下列行为中,属于投标人与招标人串通投标行为的是()。
A. 投标人为了争取中标而降低报价
B. 投标人之间通过竞价内定中标人,再参加投标
C. 某投标人为其他投标人陪标
D. 开标前招标人将其他投标人投标信息告知某投标人
[单选题]冷风温度就是( )。
A.送风炉的废气温度
B.当时气温
C.放完废气时的废气温度
[简答题]损失补偿方式是损失补偿原则的具体应用
[单选题]关于目视信号装置的使用方法错误的是:( )
A. 使用时,要让目视信号装置在救生筏的下风侧
B. 打开盖子,拉开环形扣,启动导线引燃信号弹
C. 使用完毕,将燃过的一端浸入水中冷却。
D. 目视信号装置要越早使用越好,就有可能让营救者早看到
[单项选择]煤矿安全监察机构审查煤矿建设项目的安全设施设计,应当自收到审查申请起()日内审查完毕。
A. 60日
B. 7日
C. 15日
D. 30日
[单选题]党的( )上诞生了我们党历史上的第一部党章。
A.中共一大
B.中共二大
C.中共三大
D.瓦窑堡会议
[单选题]动车作业时,在动车区域两端设立()作为防护区域
A.一站(或虚拟站)一 区间
B.一个区间
C.一站
D.两站一区间
[判断题]检查女性违法犯罪行为人人身的,由女民警进行,可能危及公安民警人身安全或者直接危害公共安全的除外。(1.0分)
A.正确
B.错误
[单项选择]运输磷酸时,安全着重点是()。
A. 防火
B. 防毒
C. 防挥发
D. 防冻结
[填空题]JD-1A型计算机联锁系统操作表示机运行状态为()
[单项选择]They should have gone earlier, ______
A. have they B. didn't they G. haven't they D. shouldn't they


[单项选择]标准差()
A. 软膏剂 
B. 颗粒剂 
C. 胶囊剂 
D. 注射剂 
E. 药物制剂
[单项选择]Vibrations in the ground are a poorly understood but probably widespread means of communication between animals.
It seems unlikely that these animals could have detected seismic "pre-shocks" that were missed by the sensitive vibration-detecting equipment that clutters the world’s earthquake laboratories. But it is possible. And the fact that many animal species behave strangely before other natural events such as storms, and that they have the ability to detect others of their species at distances which the familiar human senses could not manage, is well established. Such observations have led some to suggest that these animals have a kind of extra-sensory perception. What is more likely, though, is that they have an extra sense—a form of perception that people lack. The best guess is that they can feel and understand vibrations that are transmitted through the ground.
Almost all the research done into animal signaling has been on sight, hearing and smell, because these are s
A. the world’s earthquake laboratories were not effective in detecting seismic "pre-shocks".
B. seismic signaling was the major communication form of many animal species.
C. those animal species can feel and understand all kinds of vibrations.
D. all storage animal behaviors can be explained by extra-sensory perception.
[填空题]LKJ-2000监控装置测距仪显示界面的状态或提示栏区呈条状,位于屏幕下侧,指示( )下的帮助或提示信息。《LKJ2000型列车运行监控记录装置》P217
[单项选择]神经系统疾病患者对非去极化肌松药敏感,不包括()
A. 肌萎缩性侧索硬化症
B. 脊髓灰质炎
C. 脊髓空洞症
D. 神经纤维瘤
E. 颅内疾患所致的偏瘫
[简答题]宣誓的誓词是什么?
[单选题]公安机关应当及时将传唤原因和处所通过电话、手机短信、传真等方式通知( )。
A.被传唤人
B.被传唤人家属
C.被传唤人的单位
D.被传唤人所在的村(居)民委员会
[单选题]WHO所推荐的三阶梯镇痛疗法中下列属于第二阶梯镇痛药的是
A.阿司匹林
B.布洛芬
C.吗啡
D.可待因
E.美沙酮
[单选题]通电以后拒爆时,爆破工必须先取下把手或钥匙,并将爆破母线从电源上摘下,扭结成短路,再等一定时间[使用延期电雷管时,至少等()min],才可沿线路检查,找出拒爆的原因。(1.0分)
A.5
B.10
C.15
[单选题]对输电线路大跨越段,应定期对导、地线进行()测量。
A.振动
B.温度
C.张力
D.弧垂
[单选题]对SF6气体绝缘的断路器应进行SF6 气体含水量检验及检漏。SF6气体含水量(20℃的体积分数)不宜大于( )μL/L 。
A.100
B.150
C.200
D.250
[单项选择]项目范围说明书(初步)列出了项目及其相关产品、服务的特性和(30)以及范围控制和接受的方法。
A. 章程
B. 高层范围控制过程
C. 质量控制方法
D. 项目边界
[单项选择]A factory that makes uranium fuel for nuclear reactors had a spill so bad it kept the plant closed for seven months last year and became one of only three events in all of 2006 serious enough for the Nuclear Regulatory Commission to include in an annual report to Congress. After an investigation, the commission changed the terms of the factory’s license and said the public had 20 days to request a hearing on the changes.
But no member of the public ever did. In fact, no member of the public could find out about the changes. The document describing them, including the notice of hearing rights for anyone who felt adversely affected, was stamped "official use only," meaning that it was not publicly accessible.
The agency would not even have told Congress which factory was involved were it not for the efforts of Gregory B. Jaczko, one of the five commissioners. Mr. Jaczko identified the company, Nuclear Fuel Services of Erwin, Tenn,, in a memorandum that became part of the public
A. insensitive.
B. confidential.
C. innocent.
D. harmful
[判断题]煤矿井下无人值班的变电硐室必须关门加锁,并有巡检人员巡回检查。()
A.正确
B.错误
[单选题]( )在办理进路式引导接时,9线上的QJJ和GJJ⼀直在吸起状态。
A.√
B.X

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