【单选题】【消耗次数:1】
某导线全长620m,纵横坐标增量闭合差分别为<img width="162" height="19" src="data:image/png;base64,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"/>,则导线全长相对闭合差为( )
1/2200
1/3100
1/4500
1/15500
参考答案:
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纠错
相关题目
【单选题】 在建筑工程中,一般以()为假定水准面,设其高程为<img class="kfformula" src="data:image/png;base64,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" data-latex="\pm 0.000m"/>
①  底层室内地坪
②  院落地面
③  基础顶部
④  地基最底部
【单选题】 设两个变量X与Y,其中误差分别为<img class="kfformula" src="data:image/png;base64,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" data-latex="{m}_{x}=\pm 30″{m}_{y}=\pm 20″"/> 、,则X+Y的中误差为<img class="kfformula" src="data:image/png;base64,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" data-latex="\pm 36″"/>,X-Y的中误差为<img class="kfformula" src="data:image/png;base64,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" data-latex="\pm 22″"/>
①  A.已取得乙级工程造价咨询企业资质证书满3年
②  B.企业注册资本不少于人民币80万元 
③  C.企业与专职专业人员签订劳动合同,且专职专业人员符合国家规定的职业年龄
④  D.专职专业人员人事档案关系由国家认可的人事代理机构代为管理
【简答题】 某建筑首层室内地面<img class="kfformula" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAHoAAAArCAYAAAC3i5y2AAAEcklEQVR4Xu3Zeah2UxTH8c+LyDwnUoaSJDKUP8wp/IeQeU7mIZlJpswk8xBS5kIZSsg8RSgiU8mQKXNCZv2yT06n57nvuZd7e7tn7//ufdbZ56z1XWvvNcxR1yAsMGcQWlYlVdADcYIKuoIeiAUGomaN6Ap6IBYYiJo1oivogVhgIGrWiK6gB2KBgahZI7qCHogFBqLmvBTR+Za18SW+mIL9l8G++BkfY0s8hCfwV4/9FsZeWBRvY2O8iXvw+4jn18EueBWLIX9fUd7dFY9um2MrvIjVsBSuwTc9vu0/i8xLoGPoS/EMbpukZivgsmK4p8qzAXYBnscdc4E9SnYBHFv2uqQDewsciqNbTrkWzsPJeKv1/bHx7sVxTsSP5bdRe0xS7f7iswF0dDgKq+ME/NJSfyOciwPxwQRm2b5E80H4tiWXyLux7Pty+f/SuA534t4O0GOwEk5tfcequAGn4KWW/EK4EO/j8p6nTn+yHcnZADqGD4yHC4C2ijF6TocYetwp0Rg8kXYa/mhtsDiuwrs4p8CI81yPffB6x55b4yLsinfKbzviSOyJTzvyB2MH7I2vpkyxx4OzAfS6uBvH4f6OzksWyO+NgNiINs6QZ3N1tNeCOB/L4XD8gMAJ5D3wYUd+QzxQcoVHMT/OxhrlVPm+I78dLsbOI5ymB77+IrMB9CZ4FpviuY7qzb2ff+dYTaLWXWvirhKJo6I+UZ53JCK/Lg7T/ru9X3evub1/om/vT7GH5GwAHQC3zgX0yuV4bN+/jXkaYyfjHgc6d/hu+KREfe7dBvwo0HGcJGbLlj2TH4xytObd2TvPTNsaCuhxYGLYPqB3KvfuRz1BpyTLkd0X9Dgn+9/AzzToJDKpbVPzTmXdh/07mXGfiK6gp2LtaXpmqnV0Bd0DyExH9ESfNFXQNRkbCOimvDpzRDLV3JFpU3Zr5MY8TXn1eLlX22ZrnG+RTnmVrli7Vu4mdtugXV5tMCZ5y2l0ei2venhqqXFvwSMj6uBVcDuunqBh0sD8CSfh19Zrmzr8tVbDJCdIsvMkaK90PjF18VkdJwjMw8bU3cnE4xS1YdKDddMCXQ9HtHrJeTSdqkRMstqmBboEUm6l29UMK1I+BcZ++Kz1zpwWN+EQdFug6cSlI9espjmSJku3BXpzOS0ea8k3Xbc4S22B9gAdkQw1Mjm6FjmCszKoyDDi6dZQI5DTvsyxm7bklS3Z9J1fKNGaaVeGGonw38o+7QlWBhJxquzxedkjQ420P48fM9TI9CpDkmaokUlWHCh7TGVa19M0/4jNdDLWtAhXnNRX/iucIcIB6LYSI7E8MpT4rkRvovnBAv7PskX62mcUuURv2pXNimOkdMt9nB72ZnijDC7ag5LGbuuX4zjTsURnoj/ONmp4Ml8ZUW6LJ8uYMj36OGbGstO+Zhr0tCtUXzDaAhX0QDyjgq6gB2KBgahZI7qCHogFBqJmjegKeiAWGIiaNaIr6IFYYCBq1oiuoAdigYGoWSO6gh6IBQai5t/PtDc7TgJSlgAAAABJRU5ErkJggg==" data-latex="\pm 0.000"/>的绝对高程为45.300m,室外地面设计高程为-1.500m,则室外地面的绝对高程为[填空(1)]m
【单选题】 已知:inta[][3]={1,2,3,4,5,6,7,8,9,0};则数组a的第一维的大小是()
①  2
②  3
③  4
④  无法确定;
【简答题】 说明下列2个图例符号的名称、字母及数字的含义。<img width="70" height="141" style="width: 86px; height: 168px;" src="data:image/png;base64,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"/>[填空(1)]
【单选题】 有以下程序,执行后输出结果是() main( ) { int m[][3]={1,4,7,2,5,8,3,6,9}; int i,j,k=2; for(i=0;i { printf(%d ,m[k][i]); } }
①  4 5 6
②  2 5 8
③  3 6 9
④  7 8 9
【单选题】 已知电对I2/I-和MnO4-/Mn2+在25℃时的标准电极电势分别为0.54V和1.51V,若将其构成原电池的总反应式如下:2 MnO4- + 16H+ + 10I- <img class="kfformula" src="data:image/png;base64,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" data-latex="\leftrightharpoons "/>2 Mn2+ + 8H2O + 5I2, 则该原电池的<img class="kfformula" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAE0AAAAuCAYAAABtaZREAAACZklEQVRoQ+2YvS8FQRTF32vpJGr0Gnpqag0SKh+JihYlWlofDQoaNVpKCX8CEh3xL3CO7E0mm52dtzdvZ96zd5OT7Hu7d3fub8+9M7vtlm2VCbQrR1hAy6ApTGDQDJqCgCLEnGbQFAQUIeY0g6YgoAgxpzUU2gryHoN2FPmrQvrdacfI+gt6hTagSRWFikH9DG0euV5BksOPs18RQ7XT+xnaG1K9h9azlA1a4NnnXcbTGwHtJmvgEw6glwJY7vEtHD+C2MvWnHLcx/52k8rzGckSzAJ07XEYZ8Y9aBU6y1zFUwWygI3SbqLcJFBqLCtuobGwh406/esE+24/I8BGzJ6bSPQQuoNmA3DpSIFC0OI6hvH3LsQyrX0LPd26B3CBGyxB7FPsV2Ubz112nCZj5+L2tAOndi2X1NCkn7muYXIz0KIDif+xr4mT3JmS13iCpFS7Bsd3odTQfP2McD4zBxaNXaAVLT3+NTQpq0dkOe1kKn2u7IHSdexvA9A55Jt1awGY0mmcAAjoHfp2suPyIdpMqKGaEtoDBjwFyYJVxk+Q/H9Ok1CMmJTQfP2M0Aadpk8O7F1RS7AMfipo0sCLypC97gPi2k22W+yE1nExTPZ3j1TQ5F3xEmOQtZcvaTpvGIr2kTFEPxU0OodrsXw/Kxove99BznmhvGo9ngpap++bdCSXFj1TmqnKs6yfiUPkjYCvWGVfP2p1lO/iMZ3Gd8dxKPT9bAjnjGQD7sn1WkxoSVxRx00NmoKqQTNoCgKKEHOaQVMQUISY0wyagoAixJxm0BQEFCHmNIOmIKAIMacZNAUBRcgvD7NYL9awQZgAAAAASUVORK5CYII=" data-latex="{E}^{\theta }"/>等于 ( )
①  0.97 V
②  0.65V
③  0.03V
④  -0.97V
【单选题】 有以下程序段int?a[10]={1,2,3,4,5,6,7,8,9,10},*p=&a[3],b;b=p[5];b中的值是()
①  5
②  6
③  8
④  9
【单选题】 已知int a[10]={0,1,2,3,4,5,6,7,8,9},*p=a;不能表示数组a中元素的式子是()
①  *a
②  *p
③  a
④  a[p-a]
【单选题】 设A={{1,2,3},{4,5},{6,7,8}},下列选项正确的是(   )
①  1∈A
②  {1,2,3}A
③  {{4,5}}A
④  ∈A
随机题目
【判断题】 水玻璃的模数和密度对于凝结、硬化速度影响较大。( )
①  正确
②  错误
【判断题】 生石灰具有强烈的消解能力,水化时需要吸收非常大热量。( )
①  正确
②  错误
【单选题】 建筑钢材的微观结构形式是( )。
①  晶体结构
②  玻璃体结构
③  胶体结构
④  纤维体结构
【单选题】 材料在外力作用下抵抗破坏的能力称为( )。
①  刚度
②  强度
③  韧性
④  脆性
【单选题】 建筑材料按其在建筑物中的所处部位,可将其分为( )。
①  基础、主体、屋面、地面等材料
②  保温隔热材料、防水材料、装饰装修材料
③  无机材料、有机材料
④  结构材料、围护材料
【单选题】 石灰(CaO)加水之后水化为熟石灰[Ca(OH)2]的过程,称为( )。
①  石灰的硬化
②  石灰的熟化
③  石灰的陈伏
④  石灰的老化
【单选题】 石膏的品种很多,虽然各品种的石膏在建筑中均有应用,但是用量最多、用途最广的是( )。
①  建筑石膏
②  高强度石膏
③  低强度石膏
④  模型石膏
【单选题】 建筑上常用的石膏,其主要生产原料是( )。
①  熟石膏
②  天然二水石膏
③  生石灰
④  熟石灰
【单选题】 通常所说的建筑消石灰粉其实就是( )。
①  生石灰
②  生石灰粉
③  石灰膏
④  熟石灰粉
【单选题】 由地球内部的岩浆上升到地表附近或喷出地表,冷却凝结而成的岩石称为( )。
①  岩浆岩
②  石灰岩
③  沉积岩
④  变质岩