A study of cost-benefit analysis on cadastral resurey .

地籍图重测成本效益分析之研究。

The social and natural environment had changed drastically in the past few decades , however , the maps and cadastral records of these forests were not updated accordingly . Therefore , a thorough investigation is needed to understand the conditions of these protection forests .

由於数十年间之自然环境变迁与社会经济发展，使得原有之保安林簿册与图籍资料无法反映现状，而保安林之林况是否完整亦有待详实之调查。

Change of cadastral urgent task .

变更地籍测量任务急。

Cadastral registration and statistics were daily management .

登记和统计等项日常地籍管理工作。

Using new technology in integrated field work of cadastral survey .

地籍测量综合实习中新技术应用研究。