[填空题]编制数量指标指数一般是采用( )作同度量因素.
[填空题]小偏压构件( )较远一侧的钢筋破坏时,不论其受压或受拉,其应力一般都达不到屈服强度
[单选题]D.ck lived in E.gland. One day in January he said to his wife, I.m going to fly to New York next week because I.ve got some work there. Where are you going to stay there? his wife asked. I don.t know yet.Dick answered. Please send me your address from there in a telegram(电报), his wife said. A.l right, Dick answered.He flew to New York on January 31st and found a nice hotel in the center of the city. He put his things in his room and then, he sent his wife a telegram. He put the address of his hotel in it.In the evening he didn.t have any work, so he went to a cinema. He came out at nine o.clock and said, Now I.m going back to my hotel and have a nice dinner.He found a taxi(出租车)and the driver said,Where do you want to go? B.t Dick didn.t remember the name and address of his hotel.Which hotel are my things in? he said, And what am I going to do tonight? But the driver of the taxi did not know. So Dick got out and went into a post office. There he send his wife another telegram, and in it he wrote, Please send me my address at this post office.C.oose the right answer:Why did his wife want a telegram from him?得分/总分 A. Because she wanted to go to New York, too. B. Because she couldn.t leave her husband by himself in New York. C. Because she didn.t know his address yet 2.00/2.00 D. Because she might send him another telegram.
[判断题]中间储仓式制粉系统都是负压系统
[填空题]属于一级预防措施的是
[单选题]《建筑地基处理技术规范》(GB.0007―2002)规定砂石桩的间距应通过现场试验确定,但不宜大于砂石桩直径的__ A.2倍 B.45倍 C.6倍 D.8倍
[单选题]引导学生形成阅读期待,利用了 A.提问释疑策略B.认知语言策略C.精细加工策略D.组织重构策略
[单选题]行政机关根据其决策和负责体制,分为首长制行政机关和( )A.合议制行政机关B.分权制行政机关C.内阁制行政机关D.委员制行政机关
[单选题]在资产总额和筹资组合都保持不变的情况下,如果固定资产增加,流动资产减少,而企业的风险和盈利( ). A.不变B.增加C.一个增加,另一个减少D.不确定
[单选题]若开环系统稳定要使闭环系统稳定的充分必要条件是:系统开环幅相频率特性曲线不包围______点.A. (1,j1)B. (1,j0)C. (-1,j1)D. (-1,j0)
[单选题]药品质量标准的主要内容( )A.名称、性状、正文.规格与用途B、结构、正文、贮藏、制剂与用量 C、鉴别、检查、含量测定、记录与报告D、鉴别、检查、含量测定、稳定性试验E、性状、鉴别、检查、含量测定
[判断题]汽包有一定储汽的容积,还有一定的储热量,所以有一定的适应负荷骤变的能力
[单选题]关于RIP路由协议,下列描述正确的是( ).A、路由器不可能发送跳数为16的路由条目给它的直连邻居B、路由器可能会收到直连邻居发送的跳数为16的路由条目,但收到后会立即丢弃,不再做任何其他处理C、路由器可能会收到直连邻居发送的跳数为16的路由条目,收到后会利用它来更新自己的路由表,删除掉该路由D、路由表可能会发送跳数为16 的路由条目给它的直连邻居,但直连邻居收到后不会利用它来更新自己的路由表
[单选题]十进制数100对应的二进制数为( ).A 1011110 B 1100010 C 1100100 D 11000100
[多选题]二灰是指以下哪两种材料 A.水泥和石灰B.水泥和粉煤灰C.石灰与煤渣D.石灰与粉煤灰
[多选题]异步电动机的调速方法主要分为( ) (A)变极调速 (B)变频调速 (C) 变转差率调速 (D)变压调速
[单选题]双侧髂嵴最高点的连线平对( ). A、 第3腰椎棘突 B、 第4腰椎棘突 C、 第5腰椎棘突 D、 第1骶椎棘突
[单选题]液态水在373.15K和101.325kPa下蒸发为水蒸汽,则下列哪个为零 A.ΔH B.ΔS C.ΔGD.ΔU
[问答题]理想的Rankine循环工质是在汽轮机中作( )膨胀
[单选题]在Excel 2003中,若在某单元格插入函数AVERAGE(D2:D4),该函数中对单元格的引用为( ) A、 相对引用 B、 绝对引用 C、 混合引用 D、 交叉引用
[单选题]某工程各流水参数分别为n=5,m=4,k=3天,则其流水步距为( )天. A.3B.1C.4D.2