单词 | once-through |
释义 | > as lemmasonce-through once-through adj. relating to or designating a system through which fluid passes only once. ΘΚΠ the world > matter > liquid > water > [adjective] > properties or characteristics of water > being or employing water that flows through once once-through1940 1940 Chambers's Techn. Dict. 87/1 Benson boiler, a high-pressure boiler of the once-through type in which water is pumped successively through the various elements of the heating surface. 1978 Environmental Conservation: Chemicals (Shell Internat. Petroleum Co.) 2 Waste heat from chemical plants has traditionally been discharged in the form of once-through (as opposed to re-used) cooling water. 1999 Proc. National Acad. Sci. U.S.A. 96 3473/1 UOP's once-through zeolitic isomerization process. < as lemmas |
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