求四边形宗地面积方法的改进

On Improvement in the Methods of Measuring and Calculating Quadrilateral Lands

土地面积量算工作是土地利用现状调查的重要组成部分 ,是取得土地数量资料的关键步骤 本文根据在对廊坊市土地利用现状调查的工作中取得的经验 。

Measuring and calculating the area of land play an impontant part in investigating the present situation of land utilization,and also are the key steps to obtain the quantitative data of land .Based on the experience which had been achieved in investigating the present land utilization in Langfang city,HeBei Province,the article provides new methods to measure and calculate the quadrilateral lands.