cartographic surveying是什么意思 cartographic surveying在线中文翻译

cartographic surveying

cartographic surveying 双语例句

1. Besides, technical units specializing in cartography, meteorology, and water supply provide such services as cartographic surveying, weather and hydrological forecasting, and water source exploration for local people.
   测绘、气象、给水等技术部队还为地方提供大地勘测、气象水文预报、水源探测等服务。
2. Due to the shortcomings in computer aided cartography and national data standards in 1990s, some cartographic databases can not meet the present requirements of extracting thematic information and data mining, which should be a common problem faced by many urban surveying organizations nowadays.
   由于90年代机助制图技术与国家数据标准的不完善，导致许多早期地形图数据很难满足GIS专题信息提取、数据挖掘与应用的要求，这是许多城市测绘单位普遍存在的问题。

cartographic surveying