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单词 hydro-cooling
释义

hydro-coolingn.

Etymology: hydro- comb. form 1.Previous versions of the OED give the stress as: ˈhydro-ˌcooling.
Originally U.S.
A method of preserving the freshness of vegetables or fruit after harvesting and packing by immersing them for a time in chilled water (or, sometimes, by spraying them).
ΘΚΠ
the world > food and drink > food > food manufacture and preparation > preserving or pickling > [noun] > preserving by cooling or freezing
refrigeration1850
cold storage1877
quick-freezing1889
chilling1902
flash freezing1942
hydro-cooling1942
freeze-drying1944
blast-freezing1948
icing1956
cook-freeze1970
cook-chill1977
sous vide1986
1942 Ice & Refrigeration Nov. 302/2 The hydro-cooling machine takes 130 boxes of asparagus at a time.
1942 Ice & Refrigeration Nov. 302/2 After this hydro-cooling the produce is loaded into trucks.
1955 P. Work & J. Carew Veg. Production & Marketing (ed. 2) iv. 62 Dipping in very cold water (hydrocooling) is much more rapid.
1964 A. E. Canham Electr. Hort. xiii. 135 Hydro-cooling provides an excellent simple, effective and rapid method of cooling produce which is not seriously affected by the presence of moisture.

Derivatives

ˈhydrocool v. [as a back-formation] (transitive) to chill by this method.
ΘΚΠ
the world > food and drink > food > food manufacture and preparation > preserving or pickling > pickle or preserve [verb (transitive)] > preserve by cooling or freezing
chill1891
quick-freeze1928
hydrocool1945
blast-freeze1965
1945 Refrig. Engin. Apr. 275/3 Test boxes of..Bing cherries were handled in the following manner:..(3) hydrocooled for 7 min. in a water bath of melting ice at 32°.
1958 Agriculture 65 133 Comparison was made between the behaviour of samples hydrocooled to 34–35°F and control samples which had received no cooling.
ˈhydrocooled adj.
ΘΚΠ
the world > food and drink > food > food manufacture and preparation > preserving or pickling > [adjective] > preserved by cooling or freezing
frozen1872
refrigerated1884
chilled1891
quick-frozen1930
hydrocooled1945
freeze-dried1946
cook-freeze1970
cook-chill1974
flash-frozen1977
sous vide1986
cook-chilled1989
1945 Proc. Amer. Soc. Hort. Sci. 46 196 As far as cracking and decay in storage are concerned, it apparently made little difference whether the hydrocooled fruit was packaged wet or dry.
This entry has not yet been fully updated (first published 1976; most recently modified version published online December 2019).
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n.1942
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