|
id
INTEGER
|
159913 |
|
iadc_material_id
INTEGER
|
17929 → iadc_discovered_materials |
|
spec_type
VARCHAR
|
specification |
|
key
VARCHAR
|
spec_3 |
|
value
TEXT
|
0-300 Hz |
|
key_normalized
VARCHAR
|
spec_3 |
|
value_normalized
VARCHAR
|
0-300 hz |
|
value_numeric
DOUBLE_PRECISION
|
300.0 |
|
unit
VARCHAR
|
- |
|
created_at
TIMESTAMP
|
2026-10-05T11:08:20.828996 |
|
source_page
INTEGER
|
22 |
|
source_context
TEXT
|
0-300 Hz |