channel allocation and routing data

data memory

data memory system

data routing

memory data bus

routing routing diagram

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

“point” data

△-∑ data converter

0-1 Bernoulli data

0ff-line data processing

1∶10000 DLG data

128 points sampled data

14C Date Data BASE

1553B data bus

1773 data bus