- precools
- pre·cool || ‚prɪË'kuËl v. diminish the temperature of products artificially before packaging or shipping
English contemporary dictionary. 2014.
English contemporary dictionary. 2014.
Dry dilution refrigerator — A dry dilution system A dry (or cryogen free) dilution refrigerator is a type of dilution refrigerator that does not require the use of any external cryogens, in particular liquid helium, to operate. In the traditional design of a dilution… … Wikipedia