POSC Specifications: Epicentre Version 3.0
Logical Data Model
ENTITY
PTY_MASS_PER_AREA
SUBTYPE OF
(
property
);
data_value :
ndt_mass_per_area
;
rock_sample :
OPTIONAL
rock_sample
;
UNIQUE
si: rock_sample,
process_data
.activity;
END_ENTITY
; (* pty_mass_per_area *)
Generated on Tue Jul 10 19:38:32 2001
© Copyright 2001 POSC. All rights reserved.