【摘要】 基础放线工作一般要求时间紧,精度高,而且最大的困难是由于周围环境的影响,有时圆弧的圆心不宜标定或根本不能在找到的圆心上安置仪器,从而给标定工作带来一定的困难。本文针对这种情况提出用距离交会法进行放样标定,是1种具有较高精度的简易标定方法。更多还原

【Abstract】 The work of laying foundation line usually need to be done in short time and high precision,the most difficult part is that it affected by the environment,sometimes the center of the circle can not be demarcated easily or the apparatus can not be put in the center of the circle that has been demarcated,which brings difficulties for the demarcated work.An easy and high precision method.which uses distance mingle to put sample and demarcate was put forward.更多还原