cryopumpingn.

Brit.

/ˈkrʌɪə(ʊ)pʌmpɪŋ/, U.S.

/ˈkraɪəˌpəmpɪŋ/

Origin: Formed within English, by compounding. Etymons: cryo- comb. form, pumping n.

Etymology: < cryo- comb. form + pumping n. Compare cryopump n.

The use of a cryopump.

ΚΠ

1958 Compressed Air Mag. Dec. 27/3 Called cryopumping, the technique calls for freezing a gas within a chamber, thus leaving a high vacuum.

2007 F. G. Kerry Industr. Gas Handbk. vii. 216 Engineers who specify the level of vacuum to be expected in these types of vessels must be familiar with the range of gases used for cryopumping.

This entry has been updated (OED Third Edition, June 2011; most recently modified version published online March 2022).

单词	cryopumping
释义	cryopumpingn. Brit. /ˈkrʌɪə(ʊ)pʌmpɪŋ/, U.S. /ˈkraɪəˌpəmpɪŋ/ Origin: Formed within English, by compounding. Etymons: cryo- comb. form, pumping n. Etymology: < cryo- comb. form + pumping n. Compare cryopump n. The use of a cryopump. ΚΠ 1958 Compressed Air Mag. Dec. 27/3 Called cryopumping, the technique calls for freezing a gas within a chamber, thus leaving a high vacuum. 2007 F. G. Kerry Industr. Gas Handbk. vii. 216 Engineers who specify the level of vacuum to be expected in these types of vessels must be familiar with the range of gases used for cryopumping. This entry has been updated (OED Third Edition, June 2011; most recently modified version published online March 2022). < n.1958
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