单词 | economizer |
释义 | economizer [ē`kän·ǝ´miz·ǝr] ENGINEERING A reservoir in a continuous-flow oxygen system in which oxygen exhaled by the user is collected for recirculation in the system. MECHANICAL ENGINEERING A forced-flow, once-through, convection-heat-transfer tube bank in which feedwater is raised in temperature on its way to the evaporating section of a steam boiler, thus lowering flue gas temperature, improving boiler efficiency, and saving fuel. |
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