Login or register (free and only takes a few minutes) to participate in this question.
You will also have access to many other tools and opportunities designed for those who have language-related jobs (or are passionate about them). Participation is free and the site has a strict confidentiality policy.
06:52 Sep 4, 2000
Italian to English translations [PRO] Tech/Engineering
Explanation: It's a very "specific" definition, but I hope it can help you. Of course, more context would make things much easier.
Anyway, according to McGraw Hill-Zanichelli:
plummet (ing.): pescante di rotametro: a loose-fitting metal plug in a tapered rotameter which moves upward (or downward) with an increase (or decrease) in fluid flow rate upward through the tube. AKA float.