【工程类职业资格】路基施工测量方法(一)及答案解析.doc

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1、路基施工测量方法(一)及答案解析(总分:7.00,做题时间:90 分钟)一、B单项选择题/B(总题数:3,分数:3.00)1.利用经纬仪和钢尺,以曲线起点或终点为直角坐标原点,计算出欲放点(x,y)坐标,进行放样的方法称为( )。(分数:1.00)A.切线支距法B.偏角法C.坐标法D.切基线法2.坐标法放样目前主要采用的仪器是( )。(分数:1.00)A.经纬仪B.红外线测距仪C.全站仪D.GPS3.GPS 系统是以下哪个系统的简称( )。(分数:1.00)A.大地测量系统B.地理信息系统C.全球定位系统D.遥感测量系统二、B多项选择题/B(总题数:2,分数:4.00)4.某二级改建公路工程,

2、施工图设计文件中提供了平面设计图,直线、曲线及转角表和交点坐标,但没有逐桩坐标表,可以用下列哪些方法放样( )。(分数:2.00)A.坐标法B.切线支距法C.直线法D.偏角法E.偏转法5.曲线测设中,如果路线交点不能设桩或安置仪器或不易到达等(称虚交),或路线转向时,由于地形条件的限制,需在两相邻直线方向间设置两个或两个以上半径不等的同向圆曲线(称为复曲线)时,常用的特殊测设方法有( )。(分数:2.00)A.切线支距法B.偏角法C.基线法D.圆外基线法E.坐标法路基施工测量方法(一)答案解析(总分:7.00,做题时间:90 分钟)一、B单项选择题/B(总题数:3,分数:3.00)1.利用经纬

3、仪和钢尺,以曲线起点或终点为直角坐标原点,计算出欲放点(x,y)坐标,进行放样的方法称为( )。(分数:1.00)A.切线支距法 B.偏角法C.坐标法D.切基线法解析:2.坐标法放样目前主要采用的仪器是( )。(分数:1.00)A.经纬仪B.红外线测距仪C.全站仪 D.GPS解析:3.GPS 系统是以下哪个系统的简称( )。(分数:1.00)A.大地测量系统B.地理信息系统C.全球定位系统 D.遥感测量系统解析:二、B多项选择题/B(总题数:2,分数:4.00)4.某二级改建公路工程,施工图设计文件中提供了平面设计图,直线、曲线及转角表和交点坐标,但没有逐桩坐标表,可以用下列哪些方法放样( )。(分数:2.00)A.坐标法B.切线支距法 C.直线法D.偏角法 E.偏转法解析:5.曲线测设中,如果路线交点不能设桩或安置仪器或不易到达等(称虚交),或路线转向时,由于地形条件的限制,需在两相邻直线方向间设置两个或两个以上半径不等的同向圆曲线(称为复曲线)时,常用的特殊测设方法有( )。(分数:2.00)A.切线支距法B.偏角法C.基线法 D.圆外基线法 E.坐标法解析:

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