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The precipitation recharge coefficient (PRC), representing the amount of groundwater recharge from precipitation, is an important parameter for groundwater resources evaluation and numerical simulation. It was usually obtained from empirical knowledge and site experiments in the 1980s. However, the environmental settings have been greatly modified from that time due to land use change and groundwater...
This paper firstly discussed what kind of special features the application of photogrammetry in urban land management need to face. And then, analyzed that the development of the modern digital photogrammetry technology provide the possibility the DOM technology applied in the management of urban land effectively. The effective Application of DOM technology, can be achieved in urban land management...
The paper, discussed special needs of the urban subject and education and its dependence on technology of image. The CGVT is mainly applied in description and interpretation, analysis and simulation, prediction and verification, expression of the target etc. It is necessary to rely on the city's self-discipline and education law to guide the various types of CGVT.
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