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Ventouse Synonym : Ventouse Introduction : (Definition) Vacuum is an operation for the delivery of the fetal head from the mother by use of a vacuum extractor. - ppt download
vacuum-cleaner noun - Definition, pictures, pronunciation and usage notes | Oxford Advanced Learner's Dictionary at OxfordLearnersDictionaries.com
Vacuum laboratory D. Alesini, S. Bini, F. Cioeta. - ppt download
Part 1 Vacuums & Water: What Is A Water Vacuum? | Dustless Tools