It was a cold, rainy and wholly
miserable afternoon in Washington, and a hot muggy night in Miami. It was
Sunday, and three games were played in the two cities. The people playing them
and the people watching them tell us much about the ever-changing ethnic
structure of the United States. Professional football in the United States is almost wholly played by native-born American citizens, mostly very large and very strong, many of them black. It is a game of physical strength. Linemen routinely weigh more than 300 pounds. Players are valued for their weigh and muscles, for how fast they can run, and how hard they can hit each other. Football draws the biggest crowds, but the teams play only once a week, because they get so battered. The 67,204 fans were in Miami for the final game of the baseball World Series. Baseball was once America A. (A) Sportsman. B. (B) Audience. C. (C) Both of them. D. (D) Either of them. [填空题] ( )具有告警显示、交流负载过流及短路保护、监控等功能。
[单选题]冲积物主要分布于河流两岸,在平水期出露,在洪水期能被淹没的是:
A.河漫滩 B.洪积扇 C.阶地 D.河间地块 [单选题]中央六条禁令要求:各级党政干部()以任何理由,包括下基层调研等收受下属单位赠送的土特产和提货券。
A.不得 B.可以 C.允许 [多项选择]安全监控主机应在下列环境条件下工作()。
A. 环境温度:0℃~+40℃ B. 平均相对湿度:不大于90%(+40℃) C. 大气压力:86~106KPa D. 对电磁波有精密仪器控制的房间 [单选题]在公文的形成、办理、管理和整理归档的各个阶段都应当注重的是( )。
A.政治性 B.时限性 C.规范性 D.机要性 [单项选择]根据柴油机排气中有害成分SO2的生成机理指出其生成的最大影响因素是()。
A. 燃油的化学成分 B. 燃油的硫分 C. 空气中含硫量 D. 缸内燃烧质量 [单选题]焦虑背后一定是() ( )
A.平稳 B.安全 C.恐惧 D.后果 [单项选择]《汰兵疏》是下面哪一位写给咸丰皇帝的奏折?()
A. 左宗棠 B. 王国维 C. 曾国藩 D. 曹振镛 [单选题]( )不得延期。
A.配电第一种工作票 B.配电第二种工作票 C.带电作业工作票 D.低压工作票 [单选题]头部外伤以后,最常扪触到头皮下波动的是( )
A.帽状腱膜下血肿 B.皮下血肿 C.头皮下积脓 D.皮下积液 [单项选择]
Many of the activities performed during the preliminary investigation are still being conducted in(1), but in much greater depth than before. During this phase, the analyst must become fully aware of the(2) and must develop enough knowledge about the(3) and the existing systems to enable an effective solution to be proposed and implemented. Besides the(4) for process and data of current system, the deliverable from this phase also includes the(5) for the proposed system. 1.见题干()A. analysis phase B. design phase C. implementation phase D. maintenance phase [多项选择]以下对于寻衅滋事罪的描述,正确的有( )。
A. 随意殴打他人,必须情节恶劣的才构成犯罪 B. 强拿硬要或任意损毁、占用公私财物,必须情节严重的才构成犯罪 C. 在公共场所起哄闹事,必须造成公共场所秩序严重混乱的才构成犯罪 D. 追逐、拦截、侮辱他人,必须情节恶劣的才构成犯罪 [单选题]ypdw音频生命探测仪工作温度为( )
A. -40~60℃ B. -40~80℃ C. -30~60℃ D. -30~80℃ [填空题]《铁路通信维护规则(专用无线通信)》规定,屏蔽室内交流电源电压波动不得超过()。
[单项选择]下列哪项不属于发票管理的环节:()
A. 发票缴销 B. 发票开具 C. 发票领购 D. 发票丢失 [多项选择]患者男,70岁,74kg。13年前行二尖瓣生物瓣置换术。入院前两个月出现过短暂头晕;一周前自己突然闻及响亮的心脏杂音同时伴有胸闷、气促、尿少、乏力等症状;查体心尖部闻及Ⅲ级鸥鸣样收缩期杂音。心功能Ⅲ~Ⅳ级。心电图示:窦性心律,Ⅰ度房室传导阻滞。胸部X片示:两肺淤血并间质性肺水肿,右上腔静脉影增宽,肺容积缩小,心脏呈二尖瓣-主动脉型。超声心动图示:二尖瓣生物瓣撕裂反流;肺动脉高压(中度)。拟在全身麻醉下行二尖瓣瓣膜置换术。该患者影像学检查心脏形态改变主要为()。
A. 右心房明显扩大 B. 左心房明显扩大 C. 右心室缩小 D. 左心室明显增大 E. 左心室缩小,而右心室增大 F. 左心房增大而左右心室大小无明显改变 G. 仅左心房和右心室增大 [单选题]调节阀经常小开度工作时,宜选用()特性。
A.等百分比 B.快开 C.直线 D.抛物线 [单项选择]过载抗力一般可用通过试验建立的()来表示。
A. 疲劳曲线 B. 过载损害区 C. 缺口敏感度 D. 应力集中系数 [单选题]HXD3型电力机车每个车轮安装()套独立的单元制动器。
A.1 B.2 C.3 D.4 [单项选择]药材横断面可见“星点”的是()
A. 大黄的根茎 B. 大黄的根 C. 何首乌的根茎 D. 何首乌的根 [名词解释]血清
[判断题]道钉钉头脱落、严重锈蚀或下颚磨耗达3mm及以上,应有计划地更换。
A.正确 B.错误 [单项选择]中药变色的内因之一是
A. 中药所含的化学成分情况 B. 湿度作用 C. 温度作用 D. 日光照射 E. 空气中氧的作用 [多选题]依据《职业病防治法》,在进行职业病诊断时,应当综合分析的因素包括( )。
A. 病人家族病史 B. 职业病危害接触史 C.病人的职业史 D. 病人个体体质诊断 E.临床诊断以及辅助检查结果 我来回答: 提交
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