| 1. | Series and basic requirements of digital topographic maps
数字地形图系列和基本要求 |
| 2. | The application of digital topographic map in project constryuetion
线路纵横断面测绘数字化 |
| 3. | Outline for the digital topographic map products
数字地形图产品模式 |
| 4. | On the basis of thorough research into microstation and its secondary development function , a military digital topographic map editing and output system based on microstation is created
在对microstation及其二次开发功能深入研究的基础上，建立了基于microstation的军用数字地形图编辑和输出系统。 |
| 5. | The digital topographic map data and digital land boundary data ( hereinafter referred to as digital data ) cover the whole territory of hong kong are available for sale to the public from the " map publications centre , hong kong " of survey and mapping office
涵盖香港全境的数码地图数据，已在测绘处的香港地图销售处公开发售。测绘处不断更新数据库的地图资料。所有地图资料以无缝无框的延续方法储存。 |
| 6. | To solve the problem , this study applies high - resolution remote sensing image , his ( hue , intensity , saturation ) image and features of periphery of buildings reflected on digital topographic maps in combination to accurate and highly automated detection of illegal rooftop structures
本研究欲透过遥测资?可快速且大面积获取地表空间资讯之特性，进?高精?与高自动化的建物屋顶加盖物侦测，以期有效减少并遏阻屋顶加盖物的发生。 |
| 7. | To solve the problem , this study applies high - resolution remote sensing image , his ( hue , intensity , saturation ) image and features of periphery of buildings reflected on digital topographic maps in combination to accurate and highly automated detection of illegal rooftop structures
本研究欲透过遥测资?可快速且大面积获取地表空间信息之特性，进?高精?与高自动化的建物屋顶加盖物检测，以期有效减少并遏阻屋顶加盖物的发生。 |
