- prepumping
- предварительная накачка
English-Russian electronics dictionary .
prepumping
Смотреть что такое "prepumping" в других словарях:
Sorption pump — The sorption pump is a vacuum pump that creates a vacuum by adsorbing molecules on a very porous material like molecular sieve which is cooled by a cryogen, typically liquid nitrogen. The ultimate pressure is about 10 2 mbar. With special… … Wikipedia
