热门试题:
[单项选择]严格按均匀月剂量率加以控制的工作人员是
A. 男工作者
B. 女工作者
C. 育龄妇女
D. 实习学生
E. 进修医生
[单项选择]下列关于单目运算符++、--的叙述中正确的是
A. 它们的运算对象可以是任何变量和常量
B. 它们的运算对象可以是char型变量和int型变量，但不能是float型变量
C. 它们的运算对象可以是int型变量，但不能是double型变量和float型变量
D. 它们的运算对象可以是char型变量、int型变量和float型变量
[单选题]加强了与十二经脉的联系并调节十二经脉气血的是
A.别络
B.经别
C.浮络
D.正经
E.奇经
[单选题]根据《安全作业管理办法》制度规定，传递安全信息含义的颜色，包括（ ）四种颜色
A.A.红、蓝、黄、粉。
B.B.红、蓝、黄、黑。
C.C.红、蓝、黄、绿。
D.D.红、蓝、黄、白。
[简答题]在电视机遥控器上“menu”是表示什么的按钮？
[单项选择]急性脊髓炎最常见的受累部位在（）
A. T3～T5
B. C3～C5
C. L3～L5
D. T10～T12
E. L1～L2
[判断题]严格控制液压缸与活塞之间的配合间隙，是防止泄漏和保证运动可靠的关键。
A.正确
B.错误
[多项选择]化脓性关节炎的早期症状有（）
A. 关节呈半屈曲状态
B. 关节肿胀和关节腔内积液
C. 畏寒、发热、全身不适
D. 关节部疼痛，轻微活动即引起剧痛
E. 病理性骨折
[多选题]在山区道路行驶时,驾驶人要注意什么?( )
A.保持与前车的安全距离
B.避免转弯时占道行驶
C.上陡坡提前换低速挡
D.下长坡时,充分利用发动机制动
[单选题]重证见声音响亮，不喘不咳，呼吸均匀，皮肤润泽，其辨证为
A.心善
B.肝善
C.脾善
D.肺善
E.肾善
[多选题]交流电桥对电源的主要要求包括(____)。
A.电压稳定
B.波形为正弦波
C.频率稳定
D.功率足够
[单项选择]
It is acknowledged that the modem musical show is America’s most original and dynamic contribution to theater. In the last quarter of a century, America has produced large (31) of musical plays that have been popular abroad (32) at home. (33) , it is very difficult to explain (34) is new or (35) American about them, for the (36) are centuries old.
Perhaps the uniqueness of America’s contribution to the (37) can best be characterized through brief descriptions of several of the most important and best-known musicals. One of these is surely Oklahoma by Richard Rogers and Oscar Hamerstein. It burst (38) popularity in 1943. Broadway audience and critics were (39) by its (40) , vitality and excitement. This "new" type of musical was (41) as kind of (42) theater in which the play, the music and lyrics, the dancing, and the scenic background were assembled not merely to prov
A. vivacity
B. originality
C. creativity
D. dynamic
[单选题]在继电保护装置、安全自动装置及自动化监控系统、电能计量装置屏（柜）上或附近进行打眼等振动较大的工作时，应采取防止运用中设备误动作、二次回路开路或短路的措施，必要时向调控中心申请，经值班调控人员或运维负责人同意，将保护（ ）。
A.恢复运行
B.拆除作业
C.暂时停用
D.暂时停运
[单选题]水利水电施工企业应制定企业安全文化建设规划和计划，重视企业（ ）建设，营造安全文化氛围，形成企业安全价值观，促进安全生产工作。
A.文化
B.经济
C.政治
D.安全文化
[单选题] 建设单位在申请领取施工许可证时,应当提供建设工程有关( )的资料。
A.施工组织设计
B.安全生产
C.安全施工措施
D.工程造价
[判断题]( )把握需求的难点和重点在于了解消费者的支付能力。
A.正确
B.错误
[单项选择]使用2500V兆欧表摇测某针式绝缘子绝缘值为500MΩ，则该绝缘子（）
A. 绝缘合格，可以正常投入运行
B. 绝缘不合格，但可以正常投入运行
C. 绝缘不合格，不能正常投入运行
D. 因摇测数值与标准值接近，可以正常投入运行，但应加强追踪
[单项选择]"They treat us like mules," the guy installing my washer tells me, his eyes narrowing as he wipes his hands. I had just complimented him and his partner on the speed and assurance of their work He explains that it’s rare that customers speak to him this way. I know what he’s talking about. My mother was a waitress all her life, in coffee shops and fast-paced chain restaurants. It was hard work, but she liked it, liked "being among the public," as she would say. But that work had its sting, too-the customer who would treat her like a servant or, her biggest complaint, like she was not that bright.
There’s a lesson here for this political season: the subtle and not-so-subtle insults that blue- collar and service workers endure as part of their working lives. And those insults often have to do with intelligence.
We like to think of the United States as a classless society. The belief in economic mobility is central to the American Dream, and we pride ourselves on our spirit of e
A. hairstylist and waitress
B. carpenter and mechanic
C. electrician and plumber
D. street-cleaner and shop-assistant
[单选题]气象事业是经济建设.国防建设.社会发展和人们生活的基础型公益事业，气象工作应当把放在首位
A.行业气象服务
B.有偿气象服务
C.公益性气象服务
D.国家建设和人民生活
[判断题]遇六级及以上风、浓雾、雨或雪等天气时应谨慎进行脚手架搭设与拆除作业。
A.正确
B.错误
[判断题]低压带电作业，禁止使用锉刀、金属尺和带有金属物的毛刷、毛掸等工具。
A.正确
B.错误
[单项选择]Mycorrhizal fungi infect more plants than do any other fungi and are necessary for many plants to thrive, but they have escaped widespread investigation until recently for two reasons. First, the symbiotic association is so well-balanced that the roots of host plants show no damage even when densely infected. Second, the fungi cannot as yet be cultivated in the absence of a living root. Despite these difficulties, there has been important new Work that suggests that this symbiotic association can be harnessed to achieve more economical use of costly superphosphate fertilizer and to permit better exploitation of cheaper, less-soluble rock phosphate. Mycorrhizal benefits are not limited to improved phosphate uptake in host plants. In legumes, mycorrhizal inoculation has increased nitrogen fixation beyond levels achieved by adding phosphate fertilizer alone. Certain symbiotic associations also increase the host plant’s resistance to harmful root fungi. Whether this resistance results from
A. an official of a research foundation who identifies research projects for potential funding
B. a state official whose position requires her to alert farmers about possible innovations in farming
C. a researcher whose job is to identify potentially profitable areas for research and product development
D. a botanist conducting experiments to determine the relationship between degree of mycorrhizal infection and expected uptake of phosphate
[判断题]理化特性主要陈述化学品的环境生态效应、行为和转归,包括生物效应(如LD50、LC50)、生物降解性、生物富集、环境迁移及其他有害的环境影响等。( )(易)
A.正确
B.错误
[单选题]下列各项中，不属于作为暂缓行政拘留执行的担保人的必须具备条件是（ ）。
A.A.与本案无牵连
B.B.享有政治权利，人身自由未受到限制
C.C.在当地有常住户口和固定工作
D.D.有能力履行担保义务
[单项选择]关于子宫腺肌瘤彩色多普勒血流显像的描述，哪一项是正确的：
A. 一般无特异表现，供血来源于子宫正常血管
B. 肿块周围可见环状血流
C. 肿块周围可见半环状血流
D. 肿块内见丰富高阻血流
E. 肿块内见丰富低阻血流
[简答题]社区居民李老伯，61岁，独居（共同生活38年的老伴上个月因脑卒中去世）。自诉最近感到排便困难，从过去的每天1次到现在的每周2～3次。这位老人便秘最可能的相关因素有哪些？护理目标是什么？
[单选题]靠近掘进面迎头（ ）长度以内的支架，爆破前必须加固。
A.5m
B.10m
C.15m
[填空题] 耦合器的工作油和润滑油由装在箱体内的( )供给。
[单项选择]项目安全生产委员会每季度应召开( )次全体会议，研究解决项目安全工作方面的重大问题。
A. 2
B. 1
C. 3
D. 5
[简答题]论述中国烹饪思想及其对中国烹饪实践的影响。
[填空题]CRH3系列长编组、短编组蓄电池电压应在( )以上。
[多选题]Photoshop 常用应用领域有（）
A.平面设计
B.音视频转换
C.文档办公
D.矢量绘图
[单项选择]某人智商108，这说明他的智力（）。
A. 很低
B. 一般
C. 优秀
D. 超常
[单选题]任何一个组织的目标就是想方设法创造更多利润。
A.A:对。
B.
C.略
D.略
E.略
F.略
[判断题]建筑倒塌事故处置过程中救人应坚持“救多数人、救活着的人”的原则,按照“由浅入深、由外向内、先易后难、先重伤后轻伤、先救人后救物”的顺序进行。( )
A.正确
B.错误
[多项选择]行政诉讼中，出现哪些情况，人民法院应当裁定终结诉讼( )
A. 原告丧失诉讼行为能力，尚未确定法定代理人，中止诉公满3个月仍无人参加诉讼
B. 原告死亡，中止诉讼满3个月，无近亲属表明要参加诉讼
C. 原告是组织的，组织终止，中止诉讼满3个月，无权利义务承受人继续诉讼
D. 被告行政机关被撤销，无继续行使其职权的机关
[单选题]配电所二次线发生混线短接就可能造成( )。
A.接地铃响
B.断路器跳闸
C.停电
D.无影响
[单项选择]下列关于桥梁实体墩台混凝土宜选用的水泥是（）。
A. 52.5级普通硅酸盐水泥
B. 粉煤灰硅酸盐水泥
C. 硅酸盐水泥
D. 矿山渣水泥
