Through the processing of the aerophotography and the satellitic picture, the Helawa system can output the electronic map.
海拉瓦系统可以对最新的航空摄影、卫星图片进行全数字化信息处理,形成完整的电子地图沙盘。
2
The development using the language of AUTOLISP (VLISP) can make lots of multifarious and fallible work simplified and programmed in the Aerophotography and mapping of railway.