plane table plate

The paper pass application for field arithmetic figure diagram in measuring channel,introducing the handling method and the step of arithmetic figure diagram,compared the accuracy of arithmetic figure diagram and tabulate diagram,and induce the advantage of arithmetic figure diagram,get the arithmetic figure diagram replace the tabulate diagram conclusion.

通过野外数字化测图在航道测量中的应用,介绍了野外数字化测图的方法和步骤,比较了平板仪测图和数字化测图的精度,归纳了野外数字化测图的优点,得出了数字化测图必将取代传统测绘方式的结论。