POSC Specifications: Epicentre Version 3.0
Logical Data Model
ENTITY
PTY_EFFECTIVE_POROSITY
SUBTYPE OF
(
property
);
data_value :
ndt_porosity
;
rock_feature :
OPTIONAL
rock_feature
;
rock_material :
OPTIONAL
rock_material
;
UNIQUE
si: rock_material, rock_feature,
process_data
.activity;
END_ENTITY
; (* pty_effective_porosity *)
Generated on Tue Jul 10 19:38:22 2001
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