A new method of surveying cross section map is introduced and the method is simple and convenient and can raise operational efficiency and work quality.
今介绍一种新的测绘横断面图操作方法。该方法不仅简单灵活，而且能提高工作效率以及保证工作质量。
The approximate location of the side pile should be first measured in the cross section map, then it will be approached to the designed side pile spot by spot through calculation.
它是先在横断面图上量得边桩的大致位置，再通过计算逐点逼近设计的边桩的。
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