sigh007 发表于 2012-3-16 15:55:02

MIL-PRF-89014A


                   MIL-PRF-89014A, PERFORMANCE SPECIFICATION: INTERIM TERRAIN DATA (ITD)/PLANNING INTERIM TERRAIN DATA (PITD) (15 MAR 1996) ., This specification establishes the second edition military specification requirements for the Defense Mapping Agency's (DMA) Interim Terrain Data (ITD) and Planning Interim Terrain Data (PITD). This document specifies the format, content, and product design of ITD and PITD, which are unsymbolized digital data sets.         
         
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