| perforate |
Creation of holes either by die or a bindery rolling process for tear outs or coupons.
출처: www.printing-press.org/printing_terms.html
|
|---|---|
| perforate |
to punch a series or row of small holes or slots in a material to facilitate tearing.
출처: fastergraphics.com/glossary.htm
|
| perforate |
To pierce holes through well casing within an oil or gas-bearing formation by means of a perforating gun lowered down the hole and fired electrically from the surface. The perforations permit production from a formation that has been cased off.
출처: synergyenergycorp.com/Glossary.htm
|