basic frame of spatial data

basic data

basic data bank for emergency response

basic data for design

Basic data for substitution

basic data settlement

Basic data system

basic data type

basic frame

basic frame of fundamental geographic information

GIS basic data

nautical basic data

Triangle basic frame

Data Frame

frame of bridge frame

convesion of curved-surface data into borizontal-plane data

data processing for piecing together various 3 D data sets

ratio of test data to design data

seismic data transmission data

test data and the highest data